Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6274917 | High efficiency color filter process for semiconductor array imaging devices | Yang-Tung Fan, Sheng-Liang Pan, Bii-Cheng Chang | 2001-08-14 |
| 6171885 | High efficiency color filter process for semiconductor array imaging devices | Yang-Tung Fan, Sheng-Liang Pan, Bii-Cheng Chang | 2001-01-09 |
| 5951743 | Method and apparatus for feeding exhaust gases to a wet scrubber | Tung-Wen Hsieh, Bii-Junq Chang | 1999-09-14 |
| 5868898 | Fluid dispensing device for wet chemical process tank and method of using | Nai Huai Liu, B. Jin Chang | 1999-02-09 |
| 5820689 | Wet chemical treatment system and method for cleaning such system | Wen-Hsiang Tseng, B. Jin Chang | 1998-10-13 |