Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9382923 | Load energy assist and horsepower management system | Jerry F. Carlin, Robin Francis Ireton, Wade Leo Gehlhoff | 2016-07-05 |
| 6152172 | Hall effect valve spool position sensor | Rollin C. Christianson, Raud A. Wilke | 2000-11-28 |
| 5791142 | Hydraulic control valve system with split pressure compensator | Michael Layne, Raud A. Wilke, Michael J. Paik | 1998-08-11 |
| 5664417 | Control valve for prime mover speed control in hydraulic systems | Raud A. Wilke, David Dornbach | 1997-09-09 |
| 5579642 | Pressure compensating hydraulic control system | Raud A. Wilke, Eric P. Hamkins, Michael Layne, Lynn A. Russell | 1996-12-03 |
| 5355618 | Irrigation valve for a cultivation table and related irrigation system | — | 1994-10-18 |