Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11442346 | Illumination device, projection system and operation methods thereof | Yu-Sheng Tsao, Yi Chang | 2022-09-13 |
| 11422447 | Illumination system, projection device and color wheel calibrating method | Yu-Sheng Tsao, Yi Chang | 2022-08-23 |