Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680918 | Torque transmitting apparatus | Robert Felger, Albert F. Albert | 1997-10-28 |
| 5628389 | Friction clutch | Christoph Wittmann | 1997-05-13 |
| 5622245 | Torque transmitting apparatus | Johann Jackel | 1997-04-22 |