Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10658135 | Keyboard key structure that generates an operation sound | Sheng-An Tsai, Li-Jen Chien | 2020-05-19 |
| 10658137 | Key structure | Sheng-An Tsai, Li-Jen Chien | 2020-05-19 |
| 10490369 | Key structure | Sheng-An Tsai, Li-Jen Chien | 2019-11-26 |
| 10276328 | Keyboard structure | Sheng-An Tsai, Li-Jen Chien | 2019-04-30 |
| 10236141 | Key structure | Sheng-An Tsai, Li-Jen Chien, Jia-Jui Yang, Pai-Ping Hsu | 2019-03-19 |
| 8581127 | Key structure with scissors-type connecting member | Chuang-Shu Jhuang | 2013-11-12 |