Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12077244 | Bicycle derailleur | Tadashi Ichida, Toshio Tetsuka, Hiroshi Matsumoto | 2024-09-03 |
| 11535339 | Bicycle derailleur | Tadashi Ichida, Toshio Tetsuka, Hiroshi Matsumoto | 2022-12-27 |