Issued Patents 2025
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12419049 | Semiconductor memory device including symmetrical channel patterns and wordlines | Kiseok Lee, Keunnam Kim, Hui-Jung Kim, Wonsok Lee | 2025-09-16 |
| 12408382 | Semiconductor memory device having a confinement layer with a two-dimensional electron gas in the confinement layer | Jae-Kyeong Jeong, Min Tae Ryu, Hyeon Joo Seul, Sungwon Yoo, Wonsok Lee +1 more | 2025-09-02 |
| 12402301 | Semiconductor memory device having shield layer between peripheral circuit and cell array structures | Min Tae Ryu, Huije RYU, Sungwon Yoo, Yongjin Lee, Wonsok Lee | 2025-08-26 |
| 12356625 | Semiconductor memory device and method for fabricating the same | Dong Il Bae, Won Sok Lee, Yong Seok Kim | 2025-07-08 |