Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11158469 | Framework structure and keyboard device | Min Shao, Ming-Fu Yen, Jian Chen | 2021-10-26 |
| 11087935 | Key switch structure and assembling method thereof | Ming-Fu Yen, Chia-Shiun Wu, Hsiang-Sheng Chuang | 2021-08-10 |
| 11067394 | Spirit level with a lighting device therein | — | 2021-07-20 |