Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11054750 | Profile aware source-mask optimization | Duan-Fu Stephen Hsu, Rafael C. Howell | 2021-07-06 |
| 10955755 | Optimization of assist features and source | Duan-Fu Stephen Hsu | 2021-03-23 |