Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11075088 | Method of plasma etching and method of fabricating semiconductor device using the same | Hoyong Park, Namjun Kang, Dougyong Sung, Junghyun Cho, Myungsun Choi | 2021-07-27 |
| 11075089 | Method of plasma etching and method of fabricating semiconductor device using the same | Hoyong Park, Namjun Kang, Dougyong Sung, Junghyun Cho, Myungsun Choi | 2021-07-27 |
| 10910412 | Etchant composition, and method for manufacturing metal pattern and array substrate using the same | Bong-Kyun Kim, Jinsuek Kim, Shinhyuk Choi, Woonhyung Shim, Donghee Lee | 2021-02-02 |