Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721695 | Method and apparatus for evaluating the runability of a photomask inspection tool | Xiaoming Chen, Charles H. Howard, Franklin D. Kalk, Paul Chipman | 2004-04-13 |
| 6482557 | Method and apparatus for evaluating the runability of a photomask inspection tool | Xiaoming Chen, Charles H. Howard, Franklin D. Kalk, Paul Chipman | 2002-11-19 |