Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840153 | Fire protection in a piston-cylinder unit | Peter Wirth, Wolfgang Bach, Hassan Asadi, Gerald Fenn | 2005-01-11 |
| 6634379 | Switching valve with flow direction-dependent cross-section | Hassan Asadi, Gerald Fenn | 2003-10-21 |
| 6336536 | Reversing valve with a passage which is dependent on the direction of flow | Gerald Fenn, Hassan Asadi | 2002-01-08 |
| 6079440 | Reversing valve with a cross section which is dependent on the direction of flow | Gerald Fenn, Hassan Asadi | 2000-06-27 |
| 6018868 | Method for manufacturing a piston | Hassan Asadi, Gerald Fenn | 2000-02-01 |