Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6406360 | Device for cleaning vulcanization molds | Nhu Vinh Nguyen, Martin Gonschior, Robert Pohlmann, Heinz Kohler, Marc Rapin +4 more | 2002-06-18 |
| 5549147 | Pneumatic tire including profiled elements | Nobert Zinnen | 1996-08-27 |
| 5234042 | Tread design for a pneumatic vehicle tire | Nobert Zinnen | 1993-08-10 |
| 5154783 | Tread for a pneumatic vehicle tire | Norbert Zinnen | 1992-10-13 |
| 5131443 | Tread design for a pneumatic vehicle tire | Norbert Zinnen | 1992-07-21 |