Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640860 | Vehicle pneumatic tire with specified carcass length and/or curvature | Burkhard Wies, Mario Walczok, Johannes Josef Baumhöfer | 2003-11-04 |
| 5018565 | Filler ring for a vehicle wheel and tire assembly | Udo Frerichs, Eckhard Kuhlmann, Heinrich Kohler | 1991-05-28 |