Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7639375 | Determining transmittance of a photomask using optical metrology | Sanjay K. Yedur, Shifang Li, Youxian Wen, Wei Liu, Hanyou Chu | 2009-12-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7639375 | Determining transmittance of a photomask using optical metrology | Sanjay K. Yedur, Shifang Li, Youxian Wen, Wei Liu, Hanyou Chu | 2009-12-29 |