Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7628255 | Gas spring | Holger Ansel, Meik Broeder, Stefan Bonnekessel, Stephan Enders, Alexander Koehl +4 more | 2009-12-08 |
| 7431134 | Gas spring | Holger Ansel, Meik Broeder, Stefan Bonnekessel, Stephan Enders, Alexander Koehl +4 more | 2008-10-07 |