Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588191 | Method for providing grooved roller with variable shoulders | Dennis J. Berndt, Scott M. Coffin, Richard M. Olson, Gerald J. Pomerening | 2003-07-08 |
| 4294339 | Clutch assembly | Bruce A. Granger | 1981-10-13 |
| 4246803 | Traction control mechanism for hydrostatic transmission | Walter J. Petersen | 1981-01-27 |