Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12374511 | Keycap | Lei-Lung Tsai, Sheng-Fan Chang | 2025-07-29 |
| 12362110 | Keycap | Sheng-Fan Chang, Che-An Li, Chuang-Shu Jhuang | 2025-07-15 |
| 12211657 | Keycap | Lei-Lung Tsai, Sheng-Fan Chang, Che-An Li | 2025-01-28 |