Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5215324 | Removal preventing mechanism for bicycle hub assembly | — | 1993-06-01 |
| 5163740 | Bicycle unit hub | Kiyofumi Furumoto | 1992-11-17 |
| 5022672 | Theftproof quick-release type clamping assembly for mounting bicycle part | — | 1991-06-11 |
| 4906053 | Quick-release type clamping assembly for bicycle hub | — | 1990-03-06 |