Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5517957 | Device for damping torsional vibrations in a drive train | Jorg Wagner, Norbert Bethke, Ernst Neuwirth, Rudolf Polster, Sigurd Wilhelm | 1996-05-21 |
| 5503599 | Belt tensioning device | Stefan Klein, Martin Ronald Sprick | 1996-04-02 |