Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6448705 | Structure of a vacuum display device | Lai-Cheng Chen, Chun-Hui Tsai, Ruey-Feng Jean | 2002-09-10 |
| 6348765 | Sychronous switching device for fluorescent lamp | Kuang-Lung Tsai, Chun-Hui Tsai, Chie-Ching Lin, Lai-Cheng Chen | 2002-02-19 |