Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8369569 | Method and apparatus for detecting non-uniform fracturing of a photomask shape | Chee Peng Yeap | 2013-02-05 |
| 7260813 | Method and apparatus for photomask image registration | Robert Du, Ronald J. Lesnick, Jr. | 2007-08-21 |