Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5235938 | Internal combustion engine having an induction conduit for the induction of fresh air | Gerhard Haussmann, Achim Guggenmos, Heiko Gensert, Helmut Seitz, Klaus Kofahl +1 more | 1993-08-17 |
| 4508069 | Internal combustion engine balance shaft bearing arrangement at the crankcase | Helmut Dobler, Helmut Seitz | 1985-04-02 |