Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8656808 | Transmission system | Josef Bader, Gerhard Birkenmaier, Andreas Graf, Kim Führer, Kai Heinrich +10 more | 2014-02-25 |
| 6685493 | Electric connector | Gerhard Birkenmaier | 2004-02-03 |