Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11104848 | Etching solution for silicon substrate and method for manufacturing semiconductor device using the same | Ho-Seong Yoo, Myung-Hyun Kim, Pyong-Hwa Jang | 2021-08-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11104848 | Etching solution for silicon substrate and method for manufacturing semiconductor device using the same | Ho-Seong Yoo, Myung-Hyun Kim, Pyong-Hwa Jang | 2021-08-31 |