Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719297 | Piston ring, in particular for a piston of a vibration damper | Gerald Fenn, Hassan Asadi, Peter Wirth | 2004-04-13 |
| 6540052 | Damping valve, in particular for a vibration damper | Gerald Fenn, Hassan Asadi | 2003-04-01 |