Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285878 | Cylinder including a piston with a valve control | Kurt Engelsdorf, Roland Weisser | 1994-02-15 |
| 5265913 | Leveling system for vehicles | — | 1993-11-30 |
| 5261691 | Leveling system for vehicles | Martin Laichinger | 1993-11-16 |
| 5233910 | Pressure holding valve | Martin Laichinger | 1993-08-10 |