Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7633693 | Retractable lens and slidable lens retracting device thereof | Tun-kuei Hung | 2009-12-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7633693 | Retractable lens and slidable lens retracting device thereof | Tun-kuei Hung | 2009-12-15 |