Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9464560 | Internal combustion engine with liquid cooling | Kai Sebastian Kuhlbach, Guenter Bartsch | 2016-10-11 |
| 8857386 | Internal combustion engine with liquid cooling | Kai Sebastian Kuhlbach, Guenter Bartsch | 2014-10-14 |