Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609850 | Ball joint assembly for a piston-and cylinder unit | Horst Maury, Klaus Koch, Stefan Volpel, Rolf Mintgen | 2003-08-26 |
| 6170806 | Piston/cylinder assembly | Rolf Mintgen, Castor Fuhrmann | 2001-01-09 |
| 6112867 | Detent device between objects that are movable relative to one another | Rolf Mintgen, Castor Fuhrmann | 2000-09-05 |