Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8010913 | Model-based assist feature placement using inverse imaging approach | Amyn A. Poonawala, Benjamin D. Painter | 2011-08-30 |
| 7979812 | Method and apparatus for correcting assist-feature-printing errors in a layout | Sunggon Jung, Xiaohai Li, Robert M. Lugg, Sooryong Lee | 2011-07-12 |
| 7954071 | Assist feature placement based on a focus-sensitive cost-covariance field | Benjamin D. Painter, Qiliang Yan, Yongfa Fan, Jianliang Li, Amyn A. Poonawala | 2011-05-31 |