Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11183347 | Keyboard | Chao-Chin Hsieh | 2021-11-23 |
| 11137971 | Data packing circuit and data packing method | Ying-Ying Song, Chien-Hsun Lu, Yi-Han PENG | 2021-10-05 |
| 10991523 | Keyboard device | Shin-Chin Weng, Chao-Chin Hsieh, Chih-Feng Chen | 2021-04-27 |