Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660653 | Dual trench alternating phase shift mask fabrication | San-De Tzu, Chang-Ming Dai | 2003-12-09 |
CC
Ching-Hsing Chang
Overall (2003): #251,482 of 273,478Top 95%
1
Patents 2003