Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4736643 | Blocked jaw clutch assembly | — | 1988-04-12 |
| 4735109 | Semi-blocked transmission | Russell C. Holmes | 1988-04-05 |
| RE32591 | Automatic mechanical transmission system | — | 1988-02-09 |
| 4709590 | Herringbone geared multiple load sharing countershaft transmission | — | 1987-12-01 |
| 4703667 | Blocked jaw clutch assembly | — | 1987-11-03 |
| 4527447 | Automatic mechanical transmission system | — | 1985-07-09 |
| 4481836 | Multiple identical countershaft powershift transmission | — | 1984-11-13 |
| RE31296 | Transmission with resiliently loaded mainshaft gears | — | 1983-07-05 |
| 4388838 | Multiple countershaft simple transmission | Alan R. Davis | 1983-06-21 |
| 4375172 | Blocked change gear transmission utilizing resilient shifting mechanisms and improved jaw clutch assembly therefor | John R. Vandervoort, Edward J. Bogema | 1983-03-01 |
| 4290515 | Transmission with resilient shifting mechanism | Edward J. Bogema | 1981-09-22 |
| 4194410 | Blocked transmission | — | 1980-03-25 |
| 4186618 | Transmission input decelerating and reversing mechanism | — | 1980-02-05 |