Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7492352 | Optical computer pointer and optical cursor/frame control method | Wen-Hao Hsu, Hou-Ching Chin | 2009-02-17 |
| 7248348 | Detection method and device for detecting quality of optical element | Hou-Ching Chin | 2007-07-24 |