Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9631523 | Internal combustion engine valve train adjustment device | Kai Lehmann, Marc Maronde, Bernd Neubauer, Tilmann Roemheld, Thomas Stolk +1 more | 2017-04-25 |
| 9404396 | Motor vehicle valve train adjustment device | Kai Lehmann, Marc Maronde, Bernd Neubauer, Tilmann Roemheld, Thomas Stolk +1 more | 2016-08-02 |