Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6699344 | Process for producing a vehicular pneumatic tire | Horst Sergel, Wolfgang Holzbach | 2004-03-02 |
| 6672349 | Vehicle wheel with a pneumatic tire | Michael Glinz, Horst Sergel, Hans-Bernd Hellweg | 2004-01-06 |