Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7486454 | Variable focus device | Hann-Kuang Chen, Wen-Chang Cheng, Chih-Chan Liao, Hsin-Ping Ko, Chen-Wei Lai +1 more | 2009-02-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7486454 | Variable focus device | Hann-Kuang Chen, Wen-Chang Cheng, Chih-Chan Liao, Hsin-Ping Ko, Chen-Wei Lai +1 more | 2009-02-03 |