Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080744 | Keyboard and keyswitch | Chih-Chung Yen | 2011-12-20 |
| 8080753 | Input apparatus and keyswitch | Chih-Chung Yen | 2011-12-20 |
| 7973254 | Key structure | Chih-Chung Yen, Chao-Lung Chang | 2011-07-05 |
| 7902473 | Key switch with exhaust structure | — | 2011-03-08 |