Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9024456 | Photolithography alignment mark, mask and semiconductor wafer containing the same mark | Xiaosong Yang, Yibo Yan | 2015-05-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9024456 | Photolithography alignment mark, mask and semiconductor wafer containing the same mark | Xiaosong Yang, Yibo Yan | 2015-05-05 |