Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424054 | Vehicle steering mode selection control | Marlin Onnen, Ralph E. Shirley, Mark Fallon | 2002-07-23 |
| 4523494 | Steering pressure responsive differential lock control system | Gregory E. Sparks | 1985-06-18 |