Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5897979 | Method of forming multiple layer attenuating phase shifting masks | San-De Tzu, Jia Wang, Wen-Hong Huang | 1999-04-27 |
CT
Chin-Chiang Tu
Overall (All Time): #3,648,104 of 4,157,543Top 90%
1
Patents All Time