Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7966583 | Method and apparatus for determining the effect of process variations | Yunqiang Zhang | 2011-06-21 |
| 7695871 | Notched trim mask for phase shifting mask | — | 2010-04-13 |
| 7681166 | Method and apparatus for performing dummy-fill by using a set of dummy-fill cells | Denis L. Goinard | 2010-03-16 |