Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5501184 | Motor vehicle having a common liquid supply for a liquid-cooled drive engine and hydraulic power steering | Helmut Engelen | 1996-03-26 |
| 5211073 | Apparatus for generating a preferably controllable axial counterforce in a rotating shaft that is axially displaceable by an axial force | Alfons Weissbrich | 1993-05-18 |
| 5147006 | Friction clutch | Alfons Weissbrich, Nikolaus Wahnschaffe | 1992-09-15 |