Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4779927 | Locking mechanism for a rear seat back rest | Walter P. Trutter | 1988-10-25 |
| 4756569 | Backrest for vehicle seats, especially motor vehicle seats | Walter P. Trutter | 1988-07-12 |
| 4707033 | Device for releasably connecting a seat portion to the vehicle body | Horst Baltes | 1987-11-17 |