Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347465 | Circuit arrangement for power windows | Horst Goertler, Friedrich Hetzel, Hans Muller, Hans Prohaska, Horst Rachner +1 more | 1982-08-31 |
| 4272708 | Window lifter installation | Hermann Carle, Heribert Klement | 1981-06-09 |