Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6575263 | Torque device for electronic steer-by wire steering systems | Timothy A. Hjelsand | 2003-06-10 |
| 5634495 | Wide angle controller with dual function check valves | Don Draper | 1997-06-03 |
| 5620026 | Fluid controller and improved backflow prevention therefor | Dwight B. Stephenson | 1997-04-15 |
| 5329969 | Fluid controller with joystick capability and actuator therefor | Dwight B. Stephenson, William J. Novacek | 1994-07-19 |
| 5186211 | Fluid controlled having variable ancillary control functions | Dwight B. Stephenson, Keith R. Carlson | 1993-02-16 |
| 5129424 | Fluid controller with integral auxiliary valving | Dwight B. Stephenson, H. P. Schutten | 1992-07-14 |