Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6539998 | Process and drum for constructing a green tire | Horst Sergel | 2003-04-01 |
| 6235135 | Process and drum for constructing a green tire | Horst Sergel | 2001-05-22 |
| 4711691 | Tire build-up machine | Hubert Ringhoff, Jurgen Rump | 1987-12-08 |
| 4666392 | Raisable extruder head for extruders | Klaus Gerloff, Ludolf Bark, Friedrich Klopper, Gerhard de Vries | 1987-05-19 |
| 4315788 | Method of producing endless drive belts | — | 1982-02-16 |