Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854646 | Rim for a motor vehicle wheel | Ulrich Schempp | 1989-08-08 |
| 4701742 | Pneumatic pressure switch for tire pressure monitor | — | 1987-10-20 |
| 4630471 | Temperature resistant tire pressure control device | Axel Kamprath | 1986-12-23 |