Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6622828 | Cam bushing for cam braking system | David Pfister | 2003-09-23 |
| 6550780 | Washer seal for a cam braking system | David Pfister | 2003-04-22 |
| 6237732 | Bushing boot for a cam braking system | David Pfister | 2001-05-29 |