Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655641 | Clutch disc with balancing rivets | Norbert Ament | 1997-08-12 |
| 4998608 | Clutch disk with delayed friction device | Harald Raab, Norbert Ament | 1991-03-12 |
| 4669595 | Clutch disc for a motor vehicle friction clutch | Matthias Fischer, Franz Hartig, Hilmar Gobel | 1987-06-02 |