Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7486454 | Variable focus device | Hann-Kuang Chen, Wen-Chang Cheng, Ching-Kuo Chu, Hsin-Ping Ko, Chen-Wei Lai +1 more | 2009-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7486454 | Variable focus device | Hann-Kuang Chen, Wen-Chang Cheng, Ching-Kuo Chu, Hsin-Ping Ko, Chen-Wei Lai +1 more | 2009-02-03 |