Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6021868 | Mechanical transmission cooling and lubrication using associated engine systems | — | 2000-02-08 |
| 5513542 | Driveline systems anti-rattle means | Lon C. Miller | 1996-05-07 |
| 5492034 | Twin countershaft transmission and improved power take-off arrangement therefor | — | 1996-02-20 |
| 4375172 | Blocked change gear transmission utilizing resilient shifting mechanisms and improved jaw clutch assembly therefor | Elmer A. Richards, John R. Vandervoort | 1983-03-01 |
| 4290515 | Transmission with resilient shifting mechanism | Elmer A. Richards | 1981-09-22 |
| 4192196 | Blocked change gear transmission and improved blocker and jaw clutch assembly therefor | John R. Vandervoort, John R. Bevins | 1980-03-11 |