Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10439478 | Rotor for rotary electric machine | Masashi Matsumoto, Yasuaki Shirasaki | 2019-10-08 |
| 8079288 | Bicycle gear crank | Christopher P. D'Aluisio | 2011-12-20 |
| 5577413 | Bicycle speed change operation assembly that permits speed change operation during braking | Koichi Tagawa, Toshimasa Yamazaki | 1996-11-26 |