Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920803 | Single-side double-inclined-surface disc-type brake | — | 2018-03-20 |
| 6332514 | Mechanical disk-type friction brake and disk type friction clutch | — | 2001-12-25 |
| 6224166 | Bicycle hub | — | 2001-05-01 |
| 5718315 | Free-wheel hub transmission mechanism | — | 1998-02-17 |
| 5669477 | Free-wheel hub transmission mechanism of a bicycle | — | 1997-09-23 |
| D365310 | Bicycle hub | — | 1995-12-19 |