Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11815367 | Battery-free rotation detecting device | — | 2023-11-14 |
| 10274719 | Optical system | Hung-Shan Chen | 2019-04-30 |
| 9039189 | Projection apparatus | S-Wei Chen | 2015-05-26 |
| 8721086 | Projection apparatus having light beam adjusting element | Hui-Ping Chen, Hsin-Tai Wu, Cheng-Wei Tien | 2014-05-13 |