JP

J. David Pratt

HP Hydro-Gear Limited Partnership: 4 patents #46 of 96Top 50%
📍 Sullivan, IL: #17 of 51 inventorsTop 35%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,250,213 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7328576 Zero turn transaxle Thomas J. Langenfeld, Shane A. Deters, Daryl Smothers 2008-02-12
7225617 Bypass mechanism for a hydraulic drive apparatus Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, Daryl Smothers, Raymond Hauser 2007-06-05
7047736 Zero turn transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, Daryl Smothers, Raymond Hauser 2006-05-23
6843056 Zero turn transaxle Thomas J. Langenfeld, Matthew C. Roney, Shane A. Deters, Daryl Smothers, Raymond Hauser 2005-01-18