Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12406929 | Semiconductor memory device | Donghwa Kwak, Kyung Don Mun, Wonsok Lee | 2025-09-02 |
| 10271035 | Glasses type terminal and system including glasses type terminal and signage | Sanghwa Yu | 2019-04-23 |