Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930798 | Bicycle handle assembly | Toshimasa Yamazaki, Kazuyuki Miura | 1990-06-05 |
| 4596539 | Bicycle drive chain | — | 1986-06-24 |
| 4267744 | Bicycle speed change lever | — | 1981-05-19 |
| 4232564 | Bicycle speed change lever device | — | 1980-11-11 |
| 4226131 | Bicycle rear derailleur | — | 1980-10-07 |