Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12065215 | Control device of internal speed change device of wheel hub for indirect clutching operation | — | 2024-08-20 |
| 12066100 | Electrical control apparatus of internal speed change device of wheel hub for gear switching | — | 2024-08-20 |
| 11981397 | Control device of internal speed change device of wheel hub for clutching operation | — | 2024-05-14 |
| 11958566 | Control device of internal speed change device of wheel hub for clutching operation | — | 2024-04-16 |
| 11885701 | Bicycle torque detector | — | 2024-01-30 |
| 11732800 | Apparatus for avoiding disposition of clutch of vehicle speed change device | — | 2023-08-22 |
| 11565773 | Gear switching control device of an internal derailleur | — | 2023-01-31 |
| 11255421 | Electric control box for control of linear movement | — | 2022-02-22 |
| 10907691 | Speed differential device of double overrunning clutch device | — | 2021-02-02 |
| 10788089 | Speed differential device for a common double overrunning clutch | — | 2020-09-29 |
| 10041567 | Driving control system of internal clutch | — | 2018-08-07 |
| 9409625 | Support assembly for hub for an internal clutch with an external power input mechanism | — | 2016-08-09 |
| 7654376 | Clutch capable of cushioning forward movement and guarding backward movement | — | 2010-02-02 |
| 7442144 | Slide-proof structure between an outer wall of planet gear and planet frame of differential mechanism | — | 2008-10-28 |
| 7424941 | Clutch device with buffer function | — | 2008-09-16 |
| 7419453 | Differential gear system with a three-step control mechanism | — | 2008-09-02 |
| 6814365 | Fitting type chainless transmission and speed adjustment mechanism of bicycle | — | 2004-11-09 |
| 6383111 | Double use inner brake and an inner derailleur for bikes | — | 2002-05-07 |
| 6368243 | Bike inner derailleur | — | 2002-04-09 |
| 6290028 | Bike brake | — | 2001-09-18 |