Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6099185 | Light pen with multicolor light sources | Fang-Yue Huang, Rong-Yih Hwang | 2000-08-08 |
| 5944410 | Structure of a laser indicator | Chung-Cheng Lin, Kuo-Fu Hsu, Rong-Yih Hwang, Tzer-Perng Chen | 1999-08-31 |