Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11780522 | Bicycle seat post structure | Tzu-Chien TSO, Yao-Chin Yang | 2023-10-10 |
| 11679830 | Bicycle seat post structure | Tzu-Chien TSO, Yao-Chin Yang, Huan-Wei Liu | 2023-06-20 |
| 11097803 | Shock absorbing and height adjusting structure | — | 2021-08-24 |
| 8369016 | Optical sheet | Hui-Hsiung Lin | 2013-02-05 |
| 7605984 | Lens with adjustable focal length | Jer-Liang Yeh, Chia-Ming Chang | 2009-10-20 |