Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10479444 | Crank drive apparatus for power assisted bicycle | Huang-Hsiao Kao | 2019-11-19 |
| 9373464 | Keyswitch, keyboard and related force feedback method | Shana Shiang-Fong Smith, Chien-Min Wu, Huang-Hsiao Kao, Chih-An Wang | 2016-06-21 |
| 9117599 | Self-guided key switch and keyboard configured with same | Huang-Hsiao Kao | 2015-08-25 |