Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487936 | Auxiliary-bicycle torsion sensing and large gear plate minimization apparatus | Ching-Wen Liu, Chung-Ping Chiang, Cheng-Chung Yen, Chih-Ming Liang | 2002-12-03 |
| 6287883 | Method for fabricating LED | Chun-Chi Chou | 2001-09-11 |
| 5863270 | Self-contained change speed apparatus for use on a bicycle | Caesar Chen, Jung-Ping Chiang, Yu-Ming Huang | 1999-01-26 |
| 5855530 | Speed-changing transmission hub for a bicycle | Yu-Ming Huang, Jung-Ping Chiang, Caesar Chen | 1999-01-05 |