Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11425347 | Projector and projector booting method | — | 2022-08-23 |
| 11204543 | Projection apparatus and auto-focusing method | Wen-Chang Chien, Yu-Chi Wu | 2021-12-21 |
| 7438426 | Projection display apparatus and digital zooming method thereof | Chien-Wu Yen, Tung-Lung Lai | 2008-10-21 |
| 7273285 | Method for managing lamp brightness | Chien-Wu Yen, Tung-Lung Lai | 2007-09-25 |