Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11430620 | Keyboard device and key structure thereof | Chun-Yuan Liu, Lei-Lung Tsai | 2022-08-30 |
| 11373820 | Key structure and scissors-type connecting element thereof | Shau-Cheng Sun | 2022-06-28 |
| 11145474 | Keyboard device and key structure thereof | Chin-Sung Pan, Chien-Hung Liu, Lei-Lung Tsai, Sheng-Fan Chang, Chun-Yuan Liu | 2021-10-12 |
| 10903024 | Keyboard device | Chun-Yuan Liu, Lei-Lung Tsai | 2021-01-26 |
| 10032575 | Keyboard device | — | 2018-07-24 |
| 10026566 | Keyboard device | Bo-An Chen, Wei-Yung Huang, Chun-Yuan Liu, Chin-Sung Pan | 2018-07-17 |
| 9627158 | Keyboard key using an asymmetric scissor-type connecting element | Hsien-Tsan Chang | 2017-04-18 |