Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447143 | Flat credit card illuminator with flexible integral switching arm | Yu-Hsin Chen | 2002-09-10 |
| 6431731 | Laser device and method for producing diffuse illumination | — | 2002-08-13 |