Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7045256 | Quartz damage repair method for high-end mask | Zy Ying Lin | 2006-05-16 |
| 7014960 | Chelation cleaning process for repairing photomasks | — | 2006-03-21 |
| 6841311 | Cleaning process for phase shift masks | Cheng-Shien Lee, Chin-Wang Hu, Chieh-Yuan Cheng, Hsiang-Chien HSU, Tzy-Ying Lin +1 more | 2005-01-11 |
| 6660436 | OPC-like repair method for attenuated phase shift masks | Wen-Hong Huang, Wen-Reng Huang | 2003-12-09 |
| 6555277 | Quartz damage repair method for high-end mask | Tzy-Ying Lin, Wen-Rong Huang | 2003-04-29 |
| 5360927 | Process for the preparation of monohydrated sodium phenylpyruvate | Jin-Tann Chen, Hsin Tsai | 1994-11-01 |