Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7401674 | Snowmobile | Norman O. Berg, Keith W. Peppel, Richard H. Bates, Jr. | 2008-07-22 |
| 7147074 | Snowmobile | Norman O. Berg, Keith W. Peppel, Richard H. Bates, Jr. | 2006-12-12 |
| 7059440 | Snowmobile | Norman O. Berg, Keith W. Peppel, Richard H. Bates, Jr. | 2006-06-13 |
| 6880660 | Snowmobile | Norman O. Berg, Keith W. Peppel, Richard H. Bates, Jr. | 2005-04-19 |
| 5944134 | Adjustable snowmobile track suspension | Keith W. Peppel, Robert W. Przekwas, Richard H. Bates, Jr. | 1999-08-31 |
| 5692579 | Adjustable snowmobile track suspension | Keith W. Peppel, Robert W. Przekwas, Richard H. Bates, Jr. | 1997-12-02 |
| 4697665 | Recreational vehicle with air cooled transmission | Robert Eastman, Larry D. Rugland | 1987-10-06 |