Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8068290 | Image pick-up optical lens assembly | Tsung-Han Tsai | 2011-11-29 |
| 8014080 | Optical photographing system | Chun-Shan Chen, Tsung-Han Tsai | 2011-09-06 |
| 7952818 | Optical imaging lens assembly | Hsiang-Chi Tang | 2011-05-31 |
| 7894142 | Photographing optical lens system | Hsiang-Chi Tang, Dung-Yi Hsieh | 2011-02-22 |