Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5052242 | Control device for a derailleur-gear for a bicycle | Regis Sinoquet | 1991-10-01 |
| 4862395 | Data display instrument for a bicycle | Rainer Fey, Gerhard Dumbser | 1989-08-29 |
| 4820979 | Electronic instrument unit for use on a bicycle having a signal receiver on both sides of the unit | Hans J. Schwerdhofer, Johannes Jager, Richard Gerstner | 1989-04-11 |
| 4800634 | Method of manufacturing a bicycle hub sleeve | Richard Gerstner, Werner Seybold, Werner Steuer | 1989-01-31 |
| 4793214 | Planet wheel carrier | Gunter Nurnberger | 1988-12-27 |
| 4707034 | Hub sleeve for a bicycle hub | Richard Gerstner, Werner Seybold, Werner Stener | 1987-11-17 |