Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8235014 | Valve drive of an internal combustion engine | Manfred Batzill, Dietmar Schwarzenthal | 2012-08-07 |
| 8201530 | Valve drive of an internal combustion engine | Manfred Batzill, Dietmar Schwarzenthal | 2012-06-19 |
| 7793633 | Switching resonance intake system for an internal combustion engine | Daniel Semmler, Wolfgang Zücker | 2010-09-14 |