Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5820710 | Belted tire with specified carcass ply turn up | Klaus Behnsen, Werner Knauf | 1998-10-13 |
| 5018565 | Filler ring for a vehicle wheel and tire assembly | Udo Frerichs, Heinrich Kohler, Axel Metge | 1991-05-28 |