Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843871 | Method and apparatus for receiving a tire | — | 1989-07-04 |
| 4791972 | Filler ring for a vehicle wheel and tire assembly | Alfred Duchow, Dietmar Haack, Udo Frerichs, Heinz-Dieter Rach | 1988-12-20 |
| 4754791 | Vehicle wheel and pneumatic tire assembly having a counter-weight | — | 1988-07-05 |