DS

Daryl Smothers

HP Hydro-Gear Limited Partnership: 13 patents #22 of 96Top 25%
📍 Sullivan, IL: #9 of 51 inventorsTop 20%
🗺 Illinois: #6,670 of 84,256 inventorsTop 8%
Overall (All Time): #387,555 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
7328576 Zero turn transaxle Thomas J. Langenfeld, Shane A. Deters, J. David Pratt 2008-02-12
7225617 Bypass mechanism for a hydraulic drive apparatus Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, J. David Pratt, Raymond Hauser 2007-06-05
7047736 Zero turn transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, J. David Pratt, Raymond Hauser 2006-05-23
6993906 Hydraulic drive apparatus Raymond Hauser 2006-02-07
6843056 Zero turn transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, J. David Pratt, Raymond Hauser 2005-01-18
6672058 Zero turn transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, Raymond Hauser 2004-01-06
6427443 Charge pump manifold for hydrostatic transmissions and integrated hydrostatic transaxles Raymond Hauser 2002-08-06
6192682 Charge pump and auxiliary pump for hydrostatic transmissions and integrated hydrostatic transaxles Raymond Hauser 2001-02-27
5819535 Charge pump and auxiliary pump for hydrostatic transmissions and integrated hydrostatic transaxles Raymond Hauser 1998-10-13
5782717 Transaxle with differential assembly Raymond Hauser 1998-07-21
5628189 Charge pump for axle driving apparatus including hydrostatic transmission Ray M. Hauser, John Schreier 1997-05-13
5557931 Charge pump for axle driving apparatus including hydrostatic transmission Ray M. Hauser, John Schreier 1996-09-24
5555727 Auxiliary pumps for axle driving apparatus including hydrostatic transmission Ray M. Hauser, John Schreier 1996-09-17