Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10991628 | Etch stop layer between substrate and isolation structure | Ming-Chang Wen, Chang-Yun Chang, Hung-Kai Chen | 2021-04-27 |
| 10978351 | Etch stop layer between substrate and isolation structure | Ming-Chang Wen, Chang-Yun Chang, Hung-Kai Chen | 2021-04-13 |