Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11824575 | Protective cover for tablet computer and portable electronic device | Chin-Lung Chan | 2023-11-21 |
| 11551889 | Key switch | Chin-Lung Chan, Cheng-Min Su | 2023-01-10 |
| 11551890 | Keyswitch preventing lateral sliding | Jin-Long Chan, Cheng-Min Su | 2023-01-10 |
| 11289284 | Keyswitch structure | Cheng-Min Su, Chin-Lung Chan | 2022-03-29 |
| 10984968 | Keyswitch structure | Cheng-Min Su, Chin-Lung Chan | 2021-04-20 |
| 10971314 | Key switch | Chih-Hsiang Chiang, Cheng-Min Su, Chin-Lung Chan | 2021-04-06 |
| 9111700 | Thin push button structure | Chang Liu | 2015-08-18 |
| 9105422 | Thin key structure | Chang Liu | 2015-08-11 |
| 8056216 | Method of manufacturing non-backlighted illuminating keypad | Chang Liu | 2011-11-15 |
| 7893375 | Non-backlighted illuminating keypad | Chang Liu | 2011-02-22 |