Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571920 | Wheel hub for bicycles | Joachim Sturmer, Markus Arbeiter, Peter Kroger, Jean Bernard Plee | 2003-06-03 |
| 6513405 | Twist grip shift lever for bicycles | Joachim Sturmer, Markus Arbeiter, Peter Kroger, Jean Bernard Plee | 2003-02-04 |