Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11092885 | Manufacturing methods of semiconductor devices | Noyoung Chung, Woonhyuk Choi | 2021-08-17 |
| 10962874 | Methods of manufacturing semiconductor devices, method sof performing extreme ultraviolet ray exposure, and methods of performing optical proximity correction | No Young Chung, Ki-Soo Kim | 2021-03-30 |