Capabilities Overview

Capabilities Overview

From Design to Manufacturing, Hydro-Gear Leads the Way

With the industry's shortest product development cycle, Hydro-Gear develops innovative products to ensure our OEM (Original Equipment Manufacturer) partners maintain their domination of the marketplace.

Hydro-Gear uses advanced 3-D CAD, Finite Element Analysis, and rapid prototyping to design new products. Our product-oriented, self-contained manufacturing cells contain modern CNC machining centers directly feeding the assembly lines. Hydro-Gear's assembly lines use the latest technologies of process control to assure the high level of quality our customers expect from a world-class supplier. Single piece product flow allows ultimate flexibility to meet OEM and dealer demands. Utilizing sophisticated measuring technology, Hydro-Gear makes continuous quality improvements on our products. Our testing labs provide ongoing reliability testing to ensure Hydro-Gear produces the highest quality product on the market.

Our capabilities go beyond just the latest technology and manufacturing processes. Part of our success is 6S. Our ability to have "A place for everything and everything in its place" promotes a culture of caring and an enhanced awareness of safety, quality, and productivity. Hydro-Gear's diverse and well informed team-oriented workforce is committed to continual improvement. We work side by side with our OEM partners to assure our products meet their highest standards and the needs of the marketplace.

 
Patent Number Issue Date Patent Inventors
5201692 4/13/1993 Rider Transaxle Having Hydrostatic Transmission Alan W. Johnson & Ray M. Hauser
5314387 5/24/1994 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
5330394 7/19/1994 Rider Transaxle Having Improved Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
5423182 6/13/1995 Improved Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
5497623 3/12/1996 Hydrostatic Pump and Motor Unit Raymond Hauser & Alan W. Johnson
5501640 3/26/1996 Transaxle Having Hydrostatic Transmission with Hydraulic Reduction Raymond Hauser & Alan W. Johnson
5546752 8/20/1996 Combination Valve Including Improved Neutral Valve for Use in Hydrostatic Transmission Todd Horton & Michael Bennett
5555727 9/17/1996 Auxiliary Pumps for Axle Driving Apparatus Including Hydrostatic Transmission Raymond Hauser, Daryl Smothers & John Schreier
5557931 9/24/1996 Charge Pump for Axle Driving Apparatus Including Hydrostatic Transmission Raymond Hauser, Daryl Smothers & John Schreier
5613409 3/25/1997 Axle Driving Apparatus Having Improved Casing Design Raymond Hauser
5616092 4/1/1997 Transaxle Having Hydrostatic Transmission with Expansion Chamber Raymond Hauser & Alan W. Johnson
5628189 5/13/1997 Charge Pump for Axle Driving Apparatus Including Hydrostatic Transmission Raymond Hauser, Daryl Smothers & John Schreier
5689955 11/25/1997 Hydrostatic Transaxle Having Improved Brake Design Raymond Hauser & Alan W. Johnson
5768892 6/23/1998 Rider Transaxle Having Improved Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
5771758 6/30/1998 Axle Driving Apparatus Having Improved Casing Design Raymond Hauser
5782717 7/21/1998 Transaxle with Differential Assembly Daryl Smothers & Raymond Hauser
5807200 9/15/1998 Transaxle Drive Differential Assembly Raymond Hauser
5819535 10/13/1998 Charge Pump and Auxiliary Pump for Hydrostatic Transmissions and Integrated Hydrostatic Transaxles Daryl Smothers & Raymond Hauser
5855116 1/5/1999 Combination Valve Including Improved Neutral Valve for Use in Hydrostatic Transmission Todd Horton & Michael Bennett
5863271 1/26/1999 Controlled Traction Cartridge and Differential John Schreier, Matthew Hansen & Todd Horton
5894783 4/20/1999 Hydrostatic Transmission Swash Plate Assembly Raymond Hauser & John Schreier
5897452 4/27/1999 Integrated Hydrostatic Transaxle with Controlled Traction Differential John Schreier, Matthew Hansen, Todd Horton & Ron Sporrer
5899826 5/4/1999 Controlled Traction Cartridge and Differential John Schreier, Matthew Hansen & Todd Horton
5984822 11/16/1999 Integrated Hydrostatic Transaxle with Controlled Traction Differential John Schreier, Matthew Hansen, Todd Horton & Ronald Sporrer
6014861 1/18/2000 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
6024665 2/15/2000 Transaxle Drive Differential Assembly Raymond Hauser
6073444 6/13/2000 Combination Valve Including Improved Neutral Valve for use in Hydrostatic Transmission Todd Horton & Michael Bennett
6105463 8/22/2000 Transmission and Transaxle Casing Ronald Sporrer
6122996 9/26/2000 Hydrostatic Transmission Raymond Hauser
6135911 10/24/2000 Transaxle Drive Differential Assembly Raymond Hauser
6145312 11/14/2000 Electro-Mechanical Bypass for Hydrostatic Transmission Raymond Hauser & Lonnie E. Holder
6152247 11/28/2000 Zero Turn Transaxle Ronald Sporrer & Raymond Hauser
6152846 11/28/2000 Integrated Hydrostatic Transaxle with Controlled Traction Differential John Schreier, Matthew Hansen, Todd Horton & Ronald Sporrer
6185936 2/13/2001 Bypass for a Hydrostatic Transmission Raymond Hauser, John Schreier, Michael Houser & Juan Pedro Roberto A. Ooink
6192682 2/27/2001 Charge Pump and Auxiliary Pump for Hydrostatic Transmissions and Integrated Hydrostatic Transaxles Daryl Smothers & Raymond Hauser
6223531 5/1/2001 Housing and Center Section for Hydrostatic Transmission Raymond Hauser, John Schreier & Michael Bennett
6244137 6/12/2001 Transmission Casing with Visible Coding System Craig Wigness
6253637 7/3/2001 Control Device for Hydrostatic Apparatus Raymond Hauser, Thomas Langenfeld & William H. Ward
6256988 7/10/2001 Rider Transaxle Having Improved Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
6256989 7/10/2001 Method and Apparatus for Improved Hydrostatic Transmission Having Bypass Raymond Hauser & Alan W. Johnson
6261201 7/17/2001 Differential Gear Mechanism Raymond Hauser & Alan W. Johnson
6283235 9/4/2001 Zero Turn Transaxle Ronald Sporrer & Raymond Hauser
6286309 9/11/2001 Method of Making a Hydrostatic Transmission Having Controlled Fluid Pressure Todd Horton & Michael Bennett
6301884 10/16/2001 Brake Design for a Hydrostatic Transaxle Raymond Hauser & Alan W. Johnson
6318080 10/20/2001 Hydrostatic Transmission Raymond Hauser, John Schreier, Michael Houser & Juan Pedro Roberto A. Ooink
6322474 10/27/2001 Differential for Use in a Vehicle Raymond Hauser
6332317 12/25/2001 Bypass for Hydrostatic Transmission Raymond Hauser & Lonnie E. Holder
6332393 12/25/2001 Pump Robert Trimble
6336378 1/8/2002 Transmission and Transaxle Casing Ronald Sporrer
6338690 1/15/2002 Transaxle Drive Differential Assembly Raymond Hauser
6358175 3/19/2002 Controlled Traction Cartridge and Differential for a Hydrostatic Transmission John Schreier, Matthew Hansen, Todd Horton & Ronald Sporrer
6370876 4/16/2002 Axle Driving Apparatus Having an Improved Hydraulic Fluid Bypass Mechanism Thomas J. Langenfeld
6374604 4/23/2002 Hydrostatic Transmission Bypass Latch Herb Poplawski, Raymond Hauser, John Schreier & Thomas J. Langenfeld
6397594 6/4/2002 Hydrostatic Transmission Raymond Hauser & John Schreier
6401568 6/11/2002 Axle Driving Device Having Lobed Bearings Raymond Hauser & John Schreier
6427443 8/6/2002 Charge Pump Manifold for Hydrostatic Transmissions and Integrated Hydrostatic Transaxles Daryl Smothers & Raymond Hauser
6443869 9/3/2002 Transaxle with Controlled Traction Differential John Schreier, Matthew Hansen, Todd Horton, & Ronald Sporrer
6487857 12/3/2002 Zero-turn Transaxle with Mounted Return to Neutral Mechanism Herb Poplawski, Michael W. Taylor, & Ryan S. Buescher
6487935 12/3/2002 Hydrostatic Transmission Raymond Hauser & John Schreier
6494686 12/17/2002 Tandem Pump and Interface for Same William H. Ward
6502394 1/7/2003 Pump Robert Trimble
6526748 3/4/2003 Control Device for Hydraulic Pump Robert Trimble
6526749 3/4/2003 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
6550243 4/22/2003 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
6550244 4/22/2003 Axle Driving Apparatus Having an Improved Hydraulic Fluid Bypass Mechanism Thomas J. Langenfeld
6575055 6/10/2003 Transmission and Transaxle Casing Ronald Sporrer
6575868 6/10/2003 Transaxle with Differential Lock Mechanism Rene Keusch & Raymond Hauser
6588206 7/8/2003 Method for Controlling Fluid Flow in a Hydrostatic Transmission Raymond Hauser & Lonnie E. Holder
6599218 7/29/2003 Transaxle Drive Differential Assembly Raymond Hauser
6637293 10/28/2003 Hydrostatic Transmission Raymond Hauser & John Schreier
6644425 11/11/2003 Hydrostatic Transmission Connection Apparatus Raymond Hauser
6651427 11/25/2003 Hydrostatic Transmission Bypass Latch Herb M. Poplawski, Raymond Hauser & John D. Schreier
6651529 11/25/2003 Hydrostatic Transmission Herb M. Poplawski, Thomas D. Wiley, John D. Schreier, Michael L. Bennett, Lonnie E. Holder & Ralph A. McClelland
6672057 1/6/2004 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
6672058 1/6/2004 Zero Turn Transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, Daryl Smothers & Raymond Hauser
6672843 1/6/2004 Dual Pump Apparatus Comprising Dual Drive Shafts and Auxiliary Pump Lonnie E. Holder, Michael Todd & Robert Trimble
6675696 1/13/2004 Pump and Center Section for Hydrostatic Transmission Thomas J. Langenfeld
6681569 1/27/2004 Filter Assembly for a Hydrostatic Transaxle Eric S. Phanco, Patricia J. Given & Adam W. Wahner
6682312 1/27/2004 Tandem Pump and Interface for Same William H. Ward
6688433 2/10/2004 Filter for Hydrostatic Device Raymond Hauser & John Schreier
6691511 2/17/2004 Filter for Hydrostatic Transmission Eric S. Phanco, Raymond Hauser & Lonnie E. Holder
6691512 2/17/2004 Hydraulic Transmission with Combination Check Valve and Pressure Release Valve Thomas Kopel, Robert Trimble, Tage Christiansen & Anders Kryhlmand
6694729 2/24/2004 Pump Robert Trimble
6698198 3/2/2004 Hydrostatic Transmission John Schreier
6699118 3/2/2004 Vent Apparatus Adam W. Wahner, Scott W. Keller & Lonnie E. Holder
6701825 3/9/2004 Return to Neutral Device for a Hydraulic Apparatus Thomas J. Langenfeld
6705840 3/16/2004 Inline Tandem Pump Raymond Hauser & Lonnie E. Holder
6715284 4/6/2004 Zero-Turn Transaxle with Mounted Return to Neutral Mechanism Herb Poplawski, Michael W. Taylor & Ryan S. Buescher
6719005 4/13/2004 Combination Check Valve and Pressure Relief Valve Robert Trimble, Tage Christiansen & Anders Kryhlmand
6735943 5/18/2004 Bypass for a Hydraulic Device Raymond Hauser & Lonnie E. Holder
6745565 6/8/2004 Vent Cap for Hydraulic Apparatus Adam W. Wahner, Scott W. Keller & Lonnie E. Holder
6755019 6/29/2004 Bypass Mechanism for a Hydrostatic Transaxle Eric S. Phanco
6761182 7/13/2004 Method for Configuration of a Valve Robert Trimble, Tage Christiansen & Anders Kryhlmand
6766715 7/27/2004 Control Mechanism for Hydraulic Devices Thomas D. Wiley & Herb Poplawski
6775976 8/17/2004 Zero-Turn Hydrostatic Transaxle Eric S. Phanco, Kenneth J. Rawski, Patricia J. Given, William H. Ward & Lonnie E. Holder
6780137 8/24/2004 Differential Lock Mechanism Thomas J. Langenfeld
6782797 8/31/2004 Hydraulic Apparatus with Return to Neutral Mechanism Neil Brandenburg, Jeffrey A. Wilson & Herb Poplawski
6789445 9/14/2004 Combination Wheel Retainer and Axle Shaft Cover Michael Todd & Lonnie E. Holder
6793463 9/21/2004 Tandem Pump and Interface for Same William H. Ward
6804958 10/19/2004 Hydrostatic Transmission Bypass Latch Herb Poplawski, Raymond Hauser, John Schreier & Thomas J. Langenfeld
6811509 11/2/2004 Hydraulic Motor Apparatus Including Brake Mechanism Thomas J. Langenfeld & Shane A. Deters
6811510 11/2/2004 Hydraulic Motor Apparatus and Vehicle Thomas J. Langenfeld & Raymond Hauser
6817430 11/16/2004 Connection Apparatus For A Transaxle Assembly Having Two Housings Raymond Hauser
6837142 1/4/2005 Clamping Cruise Control System Herb Poplawski & Thomas D. Wiley
6840042 1/11/2005 Internal Filter Michael Taylor, Jeffrey A. Wilson, Thomas Kopel & Neil Brandenburg
6840879 1/11/2005 Hydraulic Motor Apparatus Thomas J. Langenfeld & Raymond Hauser
6843056 1/18/2005 Zero Turn Transaxle Thomas J. Langenfeld, Mattew C. Roney, Shane A. Deters, Daryl Smothers, J. David Pratt & Raymond Hauser
6843747 1/18/2005 Internal Expansion Tank for Hydrostatic Transaxle Eric S. Phanco, Kenneth J. Rawski & William H. Ward
6849179 2/1/2005 Internal Filter Michael Taylor, Jeffrey A. Wilson & Neil Brandenburg
6860358 3/1/2005 Utility Vehicle Having Hydrostatic Drive Raymond Hauser, Ronald Sporrer & Frederic Pollman
6880333 4/19/2005 Control Assembly For A Hydraulic Device Michael W. Taylor & Herb Poplawski
6880334 4/19/2005 Filter For Hydrostatic Device Eric S. Phanco, Raymond Hauser & Lonnie E. Holder
6880448 4/19/2005 Pump & Center Section For Hydrostatic Transmission Thomas J. Langenfeld
6880449 4/19/2005 Center Section & Running Components For Hydrostatic Unit & Method of Manufacture Robert E. Trimble & Raymond Hauser
6880686 4/19/2005 Transmission Shaft Rotation Sensor Raymond Hauser, Lonnie E. Holder & Scott W. Keller
6886315 5/3/2005 Circuit For A Transmission Shaft Rotation Sensor Raymond Hauser, Lonnie E. Holder & Scott W. Keller
6889595 5/10/2005 Pump Robert E. Trimble
6915872 7/12/2005 Cruise Control System Thomas D. Wiley & Herb Poplawski
6923092 8/2/2005 Control Mechanism For A Hydraulic Device Thomas Wiley & Bryce E. Steenburg
6935454 8/30/2005 Valve For A Hydraulic Drive Apparatus Raymond Hauser & William H. Ward
6941753 9/13/2005 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
6942082 9/13/2005 Drive Coupling Marcus Bunnow & Edward L. Walsh
6951093 10/4/2005 Transmission Shaft Rotation Sensor Switch Raymond Hauser, Lonnie E. Holder & Scott W. Keller
6953327 10/11/2005 Dual Pump Raymond Hauser, Lonnie E. Holder & Scott W. Keller
6955046 10/18/2005 System and Method For Electronic Actuation of Axle Driving Apparatus Lonnie E. Holder & Raymond Hauser
6957531 10/25/2005 Center Section For A Hydrostatic Transaxle Eric S. Phanco & Kenneth J. Rawski
6964164 11/15/2005 Return to Neutral Device for a Hydraulic Apparatus Thomas J. Langenfeld
6964280 11/15/2005 Valve Assembly for Use in a Hydraulic Component Robert E. Trimble, Tage Christiansen, Anders Kryhlmand & Thomas Kopel
6968684 11/29/2005 Valve For A Hydraulic Drive Apparatus Raymond Hauser & William H. Ward
6968687 11/29/2005 Hydraulic Apparatus With Return To Neutral Mechanism Herb Poplawski, Michael W. Taylor, Ryan S. Buescher, Jeffrey A. Wilson & Neil Brandenburg
6971233 12/6/2005 Pump Apparatus Lonnie E. Holder
6971234 12/6/2005 Zero-Turn Hydrostatic Transaxle Eric S. Phanco, Kenneth J. Rawski, Patricia J. Given, William H. Ward & Lonnie E. Holder
6973783 12/13/2005 Zero Turn Drive Apparatus Raymond Hauser & Lonnie E. Holder
6986363 1/17/2006 Valve Assembly For Use In A Hydraulic Component Robert E. Trimble, Tage Christiansen, Anders Kryhlmand, & Thomas Kopel
6986406 1/17/2006 Hydrostatic Transmission Raymond Hauser & John Schreier
6993906 2/7/2006 Hydraulic Drive Apparatus Daryl Smothers & Raymond Hauser
6994180 2/7/2006 Utility Vehicle Having Hydrostatic Drive Raymond Hauser, Ronald Sporrer & Frederic W. Pollman
6997099 2/14/2006 Hydraulic Pump Apparatus Robert E. Trimble & Raymond Hauser
6997839 2/14/2006 Hydraulic Motor Apparatus Thomas J. Langenfeld, Raymond Hauser & Matthew C. Roney
7000723 2/21/2006 Cruise Control System Thomas D. Wiley & Herb Poplawski
7001146 2/21/2006 Electric Fan Cooling of Hydraulic Pump Michael Todd
7003950 2/28/2006 Electronic Control System For A Hydraulic Pump Lonnie E. Holder & Raymond Hauser
7007467 3/7/2006 Bypass For A Hydraulic Device Raymond Hauser & Lonnie E. Holder
7007468 3/7/2006 Charge Pump For A Hydrostatic Transmission Michael L. Bennett & John D. Schreier
7007571 3/7/2006 Hydrostatic Transmission Herb M. Poplawski, Thomas D. Wiley, John D. Schreier, Michael L. Bennett, Lonnie E. Holder & Ralph A. McClelland
7017326 3/28/2006 Transmission Rotation Sensor Switch Scott W. Keller & Michael Taylor
7024853 4/11/2006 Method For Electronic Control Of A Hydraulic Pump Lonnie E. Holder & Raymond Hauser
7028708 4/18/2006 Combined Check Valve and Pressure Relief Valve Thomas J. Langenfeld, Matthew C. Roney & Robert E. Trimble
7032377 4/25/2006 Neutral Start Switch Scott W. Keller, Thomas P Gavin, Donald G. Cook, Michael E. Cook & Lonnie E. Holder
7036311 5/2/2006 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
7036615 5/2/2006 Hydrostatic Transmission Connection Apparatus Raymond Hauser
7040092 5/9/2006 Center Section For Hydraulic Transmission Ryan S. Buescher
7047736 5/23/2006 Zero Turn Transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, Daryl Smothers, J. David Pratt & Raymond Hauser
7052429 5/30/2006 Internal Expansion Tank for Hydrostatic Transaxle Eric S. Phanco, Kenneth J. Rawski & William H. Ward
7056101 6/6/2006 Inline Tandem Pump Raymond Hauser & Lonnie E. Holder
7065964 6/27/2006 Hydrostatic Transmission Raymond Hauser & Alan W. Johnson
7066199 6/27/2006 Valve Assembly Robert E. Trimble, Tage Christiansen, Anders Kryhlmand & Thomas Kopel
7073330 7/11/2006 Steering System For A Hydrostatic Drive Apparatus Raymond Hauser
7080709 7/25/2006 Utility Vehicle Having Hydrostatic Drive Raymond Hauser, Ronald Sporrer & Frederic W. Pollman
7081061 7/25/2006 Hydraulic Motor Apparatus Thomas J. Langenfeld, Raymond Hauser & Matthew C. Roney
7082762 8/1/2006 Pump Robert Trimble
7086984 8/8/2006 Differential Lock Mechanism Thomas J. Langenfeld
7093685 8/22/2006 Utility Vehicle Having Hydrostatic Drive Raymond Hauser, Ronald Sporrer & Frederic W. Pollman
7111457 9/26/2006 Diagnostic System For A Hydrostatic Transmission or Transaxle Thomas J. Langenfeld & Scott W. Keller
7111459 9/26/2006 Zero Turn Hydrostatic Transmission Bypass Linkage Joseph L. Brookens & Scott W. Keller
7111545 9/26/2006 Return To Neutral Device For A Hydraulic Apparatus Thomas J. Langenfeld
7121092 10/17/2006 Bypass Mechanism For A Hydraulic Drive Device Eric S. Phanco & Kenneth J. Rawski
7127889 10/31/2006 Zero Turn Transaxle Michael L. Bennett, Thomas J. Langenfeld, Matthew C. Roney & Shane A. Deters
7131267 11/7/2006 Dual Neutral Start Switches Scott W. Keller, Lonnie E. Holder, Michael Taylor, Thomas P. Gavin, Donald G. Cook & Michael E. Cook
7134276 11/14/2006 Cylinder Block Brake For A Hydrostatic Drive Apparatus Thomas J. Langenfeld & Shane A. Deters
7137250 11/21/2006 Zero Turn Drive Apparatus With Power Take Off K. Mike McCoy, Lonnie E. Holder & Scott W. Keller
7146809 12/12/2006 Valve For A Hydraulic Drive Apparatus Raymond Hauser & William H. Ward
7146810 12/12/2006 Pump Assembly Raymond Hauser & Scott W. Keller
7162870 1/16/2007 Pump Assembly Raymond Hauser
7165398 1/23/2007 System and Method For Electronic Actuation Of Axle Driving Apparatus Lonnie E. Holder & Raymond Hauser
7168247 1/30/2007 Charge Pump Robert E. Trimble
7174712 2/13/2007 Hydrostatic Transmission Bypass Linkage Joseph L. Brookens & Thomas D. Wiley
7178336 2/20/2007 Pump Robert E. Trimble
7186200 3/6/2007 Planet Brake Differential Raymond Hauser
7197873 4/3/2007 Assembly For Use With A Return To Neutral Mechanism Scott E. Windhorst & Bruce E. Reid
7201250 4/10/2007 Utility Vechicle Having Hydrostatic Drive Raymond Hauser, Ronald Sporrer & Frederic W. Pollman
7210294 5/1/2007 Hydrostatic Transaxle Thomas J. Langenfeld, Scott W. Keller & Shane A. Deters
7225617 6/5/2007 Bypass Mechanism For A Hydraulic Drive Apparatus Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, Daryl Smothers, J. David Pratt and Raymond Hauser
7229256 6/12/2007 Dual Pump Transmission Raymond Hauser & Lonnie E. Holder
7234300 6/26/2007 Fastener and Valve for a Hydraulic Apparatus Thomas J. Langenfeld & Scott W. Keller
7234301 6/26/2007 Steering System for a Hydrostatic Drive Apparatus Raymond Hauser
7257948 8/21/2007 Dual Pump Apparatus Michael L. Bennett
7258134 8/21/2007 Combination Check Valve and Pressure Rise Rate Valve Thomas J. Langenfeld & Matthew C. Roney
7263829 9/4/2007 Pump Robert E. Trimble
7266938 9/11/2007 Circuit for a Transmission Shaft Rotation Sensor Raymond Hauser, Lonnie E. Holder & Scott W. Keller
7275371 10/2/2007 Bypass for a Hydraulic Device Raymond Hauser & Lonnie E. Holder
7278261 10/9/2007 Pump Apparatus Lonnie E. Holder
7278263 10/9/2007 Charge Pump for a Hydraulic Pump Michael L. Bennett, John D. Schreier & Scott W. Keller
7281375 10/16/2007 System and Method for Electronic Actuation of Axle Driving Apparatus Raymond Hauser & Lonnie E. Holder
7296594 11/20/2007 Combination Check Valve and Neutral Valve Assembly for use in a Hydraulic Component Eric S. Phanco
7308790 12/18/2007 Adjustable Hydraulic Motor Apparatus Michael L. Bennett, Matthew C. Roney, Scott E. Windhorst, Thomas J. Langenfeld & Raymond Hauser
7313914 1/1/2008 Actuator Assembly for Hydraulic Drive Apparatus Bruce E. Reid, Nathan W. Bonny, Scott W. Keller & Danny Ray Harrison
7313915 1/1/2008 Assembly For Use With a Return to Neutral Mechanism Scott E. Windhorst & Bruce E. Reid
7316114 1/8/2008 Valve for a Hydraulic Drive Apparatus Raymond Hauser & William H. Ward
7320334 1/22/2008 Valve Assembly Robert E. Trimble, Tage Christiansen, Anders Kryhlmand & Thomas Kopel
7320577 1/22/2008 Dual Pump Transmission Lonnie E. Holder, Michael Todd & Robert E. Trimble
7328576 2/12/2008 Zero Turn Transaxle Thomas J. Langenfeld, Shane A. Deters, Daryl Smothers & J. David Pratt
7340890 3/11/2008 Hydraulic Apparatus with Return to Neutral Mechanism Herb Poplawski, Michael Taylor, Ryan S. Buescher, Jeffrey A. Wilson & Neil Brandenburg
7340892 3/11/2008 Charge Pump Robert E. Trimble
7347047 3/25/2008 Pump Assembly Raymond Hauser
7350630 4/1/2008 Brake Clutch Mechanism Raymond Hauser & Scott W. Keller
7360358 4/22/2008 Bypass Mechanism for a Hydraulic Drive Apparatus Eric S. Phanco & Ryan S. Buescher
7367185 5/6/2008 Zero Turn Drive Apparatus with Power Take Off K. Mike McCoy, Lonnie E. Holder & Scott W. Keller
7367353 5/6/2008 Combined Check Valve and Pressure Relief Valve Thomas J. Langenfeld, Matthew C. Roney & Robert E. Trimble
7373871 5/20/2008 Swash Plate for a Hydraulic Drive Apparatus Ryan S. Buescher
7377105 5/27/2008 Dual Pump Assembly Raymond Hauser
7383683 6/10/2008 Zero-Turn Hydrostatic Transaxle Kenneth J. Rawski
7392654 7/1/2008 Zero-Turn Drive Apparatus Raymond Hauser & Lonnie E. Holder
7396310 7/8/2008 Hydrostatic Transaxle Thomas J. Langenfeld
7406825 8/5/2008 Steering System For a Hydraulic Drive Apparatus Raymond Hauser
7409890 8/12/2008 Hydraulic Motor Apparatus Thomas J. Langenfeld & Raymond Hauser
7412828 8/19/2008 Adjustable Hydraulic Motor Apparatus Michael L. Bennett, Matthew C. Roney, Thomas J. Langenfeld & Raymond Hauser
7430942 10/7/2008 Hydrostatic Transmission Herb M. Poplawski, Thomas D. Wiley, John D. Schreier, Michael L. Bennett, Lonnie E. Holder & Ralph A. McClelland
7451780 11/18/2008 Multifunction Valve for use in a Hydraulic Component Robert E. Trimble
7454907 11/25/2008 Hydrostatic Transmission Raymond Hauser & John Schreier
7454908 11/25/2008 Zero Turn Transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters & Raymond Hauser
7473207 1/6/2009 Transmission Shaft Rotation Sensor Switch Raymond Hauser, Lonnie E. Holder & Scott W. Keller
7476171 1/13/2009 Hydraulic Motor Apparatus Including Brake Mechanism Thomas J. Langenfeld & Shane A. Deters
7476172 1/13/2009 Motor Apparatus Including Brake Mechanism Thomas J. Langenfeld & Shane A. Deters
7487636 2/10/2009 Hydraulic Drive Apparatus Craig Wigness, Thomas J. Langenfeld & Shane A. Deters
7497082 3/3/2009 Center Section for Hydraulic Transmission Michael L. Bennett & Scott W. Keller
7503174 3/17/2009 Actuator Assembly Bruce E. Reid, Nathan W. Bonny, Scott W. Keller & Danny Ray Harrison
7513113 4/7/2009 System and Method for Electronic Actuation of Axle Driving Apparatus Lonnie E. Holder & Raymond Hauser
7516615 4/14/2009 Pump Robert E. Trimble
7536857 5/26/2009 Zero Turn Drive Apparatus Raymond Hauser & Lonnie E. Holder
7566207 7/28/2009 Dual Pump Transmission Lonnie E. Holder, Robert E. Trimble & Mike Todd
7568497 8/4/2009 Combined Check Valve and Pressure Relief Valve Thomas J. Langenfeld, Matthew C. Roney & Robert E. Trimble
7624573 12/1/2009 Drive Apparatus Including a Pump Assembly Raymond Hauser
7640738 1/5/2010 Hydraulic Pump and Motor Module for use in a Vehicle Raymond Hauser & Scott W. Keller
7726126 6/1/2010 Dual Pump Apparatus with Power Take Off Raymond Hauser & Michael Bennett
7806667 10/5/2010 Dual Pump Raymond Hauser & Lonnie E. Holder
7841176 11/30/2010 Zero Turn Transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters & Raymond Hauser
7854117 12/21/2010 Center Section for Hydraulic Transmission Michael L. Bennett & Scott W. Keller
7900447 3/8/2011 Zero Turn Drive Apparatus Raymond Hauser & Lonnie E. Holder
7908850 3/22/2011 Actuator Assembly Bruce E. Reid, Nathan W. Bonny, Scott W. Keller & Danny Ray Harrison
7918088 4/5/2011 Dual Pump Assembly Raymond Hauser
7926266 4/19/2011 Hydraulic Drive Apparatus Graig Wigness, Thomas J. Langenfeld & Shane A. Deters
7926624 4/19/2011 Cylinder Block Brake Michael W. Taylor
7927245 4/19/2011 Hydraulic Motor Apparatus Thomas J. Langenfeld & Raymond M. Hauser
7984662 7/26/2011 Vehicle Direction Sensing Mechanism Raymond Hauser, Lonnie E. Holder & Scott W. Keller
7988582 8/2/2011 Planet Brake Differential Raymond Hauser
8001883 8/23/2011 Return to Neutral Device for a Hydraulic Apparatus Thomas J. Langenfeld
8011678 9/6/2011 Steering System for a Zero-Turn Radius Vehicle Douglas W. Bell & Bryce E. Steenburg
8028520 10/4/2011 Center Section for a Hydraulic Drive Apparatus Kenneth J. Rawski
8042322 10/25/2011 Single Shaft Driven Multiple Output Vehicle Christopher K. Wyatt
8055399 11/8/2011 Control Systems and Methods for Electric Motors of Utility Vehicles Christopher K. Wyatt, Ivan E. Fox, David Jones & Robert Jones
8056333 11/15/2011 Pump and Engine Configuration Michael L. Bennett & Raymond Hauser
8057335 11/15/2011 Brake Actuation Assembly Thomas J. Langenfeld
8104277 1/31/2012 Pump Assembly Raymond Hauser & Scott W. Keller
8109747 2/7/2012 Drive System Having a Variable Output Gerotor Pump Nathan W. Bonny
8132588 3/13/2012 Valve Thomas J. Langenfeld & Scott E. Windhorst
8152183 4/10/2012 Steering System for a Zero-Turn Radius Vehicle Douglas W. Bell & Bryce E. Steenburg
8191343 6/5/2012 Systems and Methods for Cooling a Controller Assembly Raymond Hauser, Bruce E. Reid, Donald Rousser & Scott W. Keller
8196399 6/12/2012 Hydraulic Pump and Motor Module for Use in a Vehicle Raymond Hauser & Scott W. Keller
8207693 6/26/2012 Controller Assemblies for Electric Drive Utility Vehciles Raymond Hauser, Christopher K. Wyatt, Michael Todd, Donald Rousser, Ivan E. Fox & Josh Butler
8215109 7/10/2012 Dual Pump Apparatus with Power Take Off Raymond Hauser & Michael L. Bennett
8215110 7/10/2012 Drive Apparatus Michael L. Bennett & Scott W. Keller
8221276 7/17/2012 Hydraulic Motor Apparatus Thomas J. Langenfeld & Shane A. Deters
8226519 7/24/2012 Vehicle Drive and Control System Raymond Hauser, Christopher K. Wyatt, Lonnie E. Holder & Scott W. Keller
8227948 7/24/2012 Electric Motor Ivan E. Fox, Christopher K. Wyatt & Jim Hendershot
8234026 7/31/2012 Electric Drive Vehicle Control System Christopher K. Wyatt & Ivan E. Fox
8235858 8/7/2012 Gear Drive Thomas J. Langenfeld & Jesse L. Probst
8245509 8/21/2012 Zero Turn Transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters & Raymond Hauser
8250841 8/28/2012 Single Shaft Driven Multiple Output Vehicle Christopher K. Wyatt
8262109 9/11/2012 Steering System for a Zero-Turn Radius Vehicle Douglas W. Bell & Bryce E. Steenburg
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8296003 10/23/2012 Control Systems And Methods For Electric Motors Of Utility Vehicles Christopher K. Wyatt, Ivan E. Fox, David Jones & Robert Jones
8312948 11/20/2012 Dual Mechanical Brake Release For Electric Drive System Ryan Allen Carrington & William Howard Baker
8313408 11/20/2012 Drive Assembly Thomas J. Langenfeld
8327639 12/11/2012 Zero Turn Drive Apparatus Raymond Hauser & Lonnie E. Holder
8359853 1/29/2013 Drive Apparatus Having A Gear Reduction Raymond Hauser & Ryan S. Buescher
8381517 2/26/2013 Hydraulic Drive Apparatus Thomas J. Langenfeld & Shane A. Deters
8393236 3/12/2013 Modular Power Distribution And Drive System Raymond Hauser, Nathan W. Bonny & Michael L. Bennett
8418452 4/16/2013 Hydrostatic Transaxle Eric S. Phanco, Kenneth J. Rawski & William H. Ward
8443598 5/21/2013 Zero Turn Drive Apparatus Raymond Hauser & Lonnie E. Holder
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8459137 6/11/2013 Control Assembly for Drive System Kenneth Michael McCoy, Nathan W. Bonny & Michael L. Bennett
8464610 6/18/2013 Drive Device Thomas J. Langenfeld, Michael L. Bennett & Nathan W. Bonny
8465388 6/18/2013 Gear Drive Thomas J. Langenfeld & Jesse L. Probst
8468819 6/25/2013 Pump and Engine Configuration Michael L. Bennett & Raymond Hauser
8479418 7/9/2013 Drive Assembly Thomas J. Langenfeld
8499680 8/6/2013 Return To Neutral Device For A Hydraulic Apparatus Thomas J. Langenfeld
8517159 8/27/2013 Brake Actuation Assembly Thomas J. Langenfeld
8528325 9/10/2013 Pump Assembly Raymond Hauser
8534060 9/17/2013 Drive Device Michael L. Bennett, Thomas J. Langenfeld & Nathan W. Bonny
8548694 10/1/2013 Control Systems And Methods For Electric Motors Of Utility Vehicles Christopher K. Wyatt, Ivan E. Fox, David Jones & Robert Jones
8575800 11/5/2013 Electric Motor Ivan E. Fox, Christopher K. Wyatt & Jim Hendershot
8585534 11/19/2013 Vehicle Drive and Control System Raymond Hauser, Christopher K. Wyatt, Lonnie E. Holder & Scott W. Keller
8615976 12/31/2013 Electric Motor Clutch/Brake Assembly Raymond Hauser & Michael L. Bennett
8628448 1/14/2014 Gear Drive Thomas J. Langenfeld & Jesse L. Probst
8636616 1/28/2014 Drive Assembly Thomas J. Langenfeld
8668036 3/12/2014 Control Systems and Methods for Electric Drive Utility Vehicles Christopher K. Wyatt & Ivan E. Fox
8683796 4/1/2014 Variable Drive Apparatus Thomas J. Langenfeld & Shane A. Deters
8689551 4/8/2014 Hydrostatic Transaxle Eric S. Phanco & Kenneth J. Rawski
8695450 4/15/2014 Control Assembly for Drive System Kenneth Michael McCoy, Nathan W. Bonny & Michael L. Bennett
8707692 4/29/2014 Two Piece Center Section For A Drive Apparatus Raymond Hauser
8708074 4/29/2014 Selectable Four-Wheel Drive System K. Mike McCoy & Christopher K. Wyatt
8708676 4/29/2014 Drive System Having A Variable Output Gerotor Pump Nathan W. Bonny
8733091 5/27/2014 Pump and Engine Configuration Michael L. Bennett & Raymond Hauser
8739905 6/3/2014 Drive Assembly Drive Assembly
8793990 8/5/2014 Drive Apparatus Having Gear Reduction Raymond Hauser, Ryan S. Buescher & Scott W. Keller
8800694 8/12/2014 Automatic Torque Compensating Drive System Nathan W. Bonny & K. Mike McCoy
8820066 9/2/2014 Steerable Transaxle Thomas J. Langenfeld
8844658 9/30/2014 Electronic Steering Apparatus Christopher K. Wyatt, Alan D. Goetzelmann, Ivan E. Fox, Andy Vogel & Raymond Hauser
8849490 9/30/2014 Electric Drive Vehicle Control System Christopher K. Wyatt & Ivan E. Fox
8857554 10/14/2014 Steerable Axles Transaxle Assembly Scott W. Keller
8858198 10/14/2014 Fan Shroud for Pump Thomas Kopel, Thomas A. Roth, Thomas P. Gavin, Keith Harshman, Bryce E. Steenburg, Raymond Hauser & Lonnie E. Holder
8919116 12/30/2014 Variable Drive Apparatus Thomas J. Langenfeld & Shane A. Deters
8919224 12/30/2014 Transmission with Integrated Drum Gear Brake Michael L. Bennett & Nathan W. Bonny
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8931268 1/13/2015 Transaxle Fluid Expansion and Contraction Accomodation Apparatus Thomas J. Langenfeld
8950520 2/10/2015 Front Steering Module for a Zero Turn Radius Vehicle Raymond Hauser, Michael L. Bennett, Douglas W. Bell & Bryce E. Steenburg
8955296 2/17/2015 System and Methods for Cooling a Controller Assembly Raymond Hauser, Bruce E. Reid, Donald Rousser & Scott W. Keller
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8984871 3/24/2015 Transmission Assembly Jesse L. Probst, Eric S. Phanco, Tyler J. Hermann, Joseph P. Niemerg & Shane A. Deters
8997480 4/7/2015 Drive Assembly and Transmission Michael L. Bennett
9003902 4/14/2015 Drive Assembly Michael L. Bennett
9010105 4/21/2015 Transmission and Engine Configuration Michael L. Bennett & Raymond Hauser
9021799 5/5/2015 Hydraulic Motor Assembly Michael W. Taylor, Heath F. McCormick, Thomas J. Langenfeld & Nathan W. Bonny
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9050880 6/9/2015 Zero Turn Drive Apparatus and Vehicle Raymond Hauser & Lonnie E. Holder
9073539 7/7/2015 Auxiliary Battery Powered Brake Release Assembly Ivan Eugene Fox & Brian Laymon
9074670 7/7/2015 Hydraulic Pump Assembly Nathan W. Bonny
9097288 8/4/2015 Electric Motor Clutch/Brake Assembly Raymond Hauser & Michael L. Bennett
9109684 8/18/2015 Drive Device Thomas J. Langenfeld, Michael L. Bennett & Nathan W. Bonny
9114703 8/25/2015 Modular Transmission Assembly Michael L. Bennett & Michael W. Taylor
9114798 8/25/2015 Electric Actuator For Drive Apparatus Ivan E. Fox, Austin J. Templin & Jesse L. Probst
9126579 9/8/2015 Vehicle Drive And Control System Raymond Hauser, Christopher K. Wyatt, Lonnie E. Holder & Scott W. Keller
9139086 9/22/2015 Drive Assembly Nathan W. Bonny & Thomas J. Langenfeld
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9194473 11/24/2015 Modular Power Distribution and Drive System Raymond Hauser & Nathan W. Bonny
9221336 12/29/2015 Integral Power Distribution Assembly for Engine Nathan W. Bonny, Raymond Hauser & Scott W. Keller
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9328611 05/03/2016 Return to Neutral Device for a Hydraulic Apparatus Thomas J. Langenfeld
9334938 05/10/2016 Compact Drive Apparatus Shane A. Deters
9341258 05/17/2016 Return to Neutral Mechanism for Variable Drive Apparatus Austin J. Templin
9358879 06/07/2016 Hydrostatic Transaxle Michael L. Bennett
9371842 06/21/2016 Hydraulic Motor Having a Dual Brake System Thomas J. Langenfeld
9371865 06/21/2016 Drive Device Michael L. Bennett & Thomas J. Langenfeld
9388892 07/12/2016 Hydrostatic Transaxle Nathan W. Bonny
9394892 07/19/2016 Pump Assembly and Support Michael L. Bennett & Raymond Hauser
9398743 07/26/2016 Electric Motor Ivan E. Fox, Christopher K. Wyatt & Jim Hendershot
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9408344 08/09/2016 Three Wheeled Vehicle Thomas J. Langenfeld
9409578 08/09/2016 Electric Drive Vehicle Control System Christopher K. Wyatt & Ivan E. Fox
9410631 08/09/2016 Valve Thomas J. Langenfeld
9416871 08/16/2016 Flow Divider Nathan W. Bonny
9423025 08/23/2016 Drive System Having a Variable Output Pump Nathan W. Bonny
9435413 08/06/2016 Steerable Axles Transaxle Assembly Scott W. Keller
9435417 08/06/2016 Automatic Torque Compensating Drive System Nathan W. Bonny & K. Mike McCoy
9499199 11/22/2016 Hybrid Vehicle Brian D. Laymon & K. Mike McCoy
9505304 11/29/2016 Selectable Four-Wheel Drive System K. Mike McCoy & Christopher K. Wyatt
9506561 11/29/2016 Flow Divider Assembly Nathan W. Bonny
9512914 12/06/2016 Drive Assembly Michael L. Bennett
9534615 01/03/2017 Hydraulic Pump and Motor Module for Use in Vehicle Raymond Hauser & Scott W. Keller
9598103 03/21/2017 Steerable Transaxle Thomas J. Langenfeld & Ryan S. Buescher
9599170 03/21/2017 Electric Motor Clutch Brake Assembly Raymond Hauser & Michael L. Bennett
9604536 03/28/2017 Transmission and Engine Configuration Michael L. Bennett & Raymond Hauser
9610840 04/04/2017 Steerable Transaxle Thomas J. Langenfeld
9638341 05/02/2017 Loop Flushing Valve John Tyler Hibbard
9657726 05/23/2017 Hydraulic Running Surface Nathan W. Bonny
9664270 05/30/2017 Hydrostatic Transmission Thomas J. Langenfeld
9677574 06/13/2017 Transmission Assembly Michael L. Bennett
9677653 06/13/2017 Modular Drive Unit Michael L. Bennett
9688139 06/27/2017 Compact Drive Apparatus Shane A. Deters
9695844 07/04/2017 Hydraulic Pump Assembly Nathan W. Bonny
9725114 08/08/2017 Control System for a Vehicle Alyn Brown & Scott W. Keller
9725115 08/08/2017 Zero Turn Radius Vehicle with Single Steered Wheel Raymond Hauser & Scott W. Keller
9726269 08/08/2017 Transmission and Engine Configuration Michael L. Bennett