Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802818 | Multi-functional massage device | Hon-Shen Chew, Wei-Lin Chen | 2004-10-12 |
| 6583571 | Emergency illuminator | — | 2003-06-24 |
| 6299372 | Advertise effect photo pen | — | 2001-10-09 |