Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5114315 | Clutch control system for an air compressor | Karl-Heinrich Schonfeld | 1992-05-19 |
| 5101857 | Valve vane | Werner Heger, Heinrich Schlossarczyk | 1992-04-07 |
| 4932631 | Apparatus to transmit drive force between two components | Werner Heger, Heinrich Schlossarczyk | 1990-06-12 |
| 4809957 | Level control arrangement for vehicles having air springs | Karl-Heinrich Schonfeld, Volker Meyer, Jorg Vanselow | 1989-03-07 |
| 4756548 | Level control arrangement for vehicles having air springs | Karl-Heinrich Schonfeld | 1988-07-12 |
| 4685653 | Valve assembly | Manfred Kramer, Heinz-Dieter Gelse | 1987-08-11 |
| 4553907 | Unloading mechanisms for air compressors | Werner Heger, Helmut Wilke | 1985-11-19 |
| 4505648 | Unloading mechanisms for air compressors | Werner Heger, Helmut Wilke | 1985-03-19 |