Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11057183 | Nonvolatile semiconductor devices including non-circular shaped channel patterns and methods of manufacturing the same | Yong-Hoon Son, Hanmei Choi | 2021-07-06 |
| 10903327 | Three-dimensional semiconductor memory devices and methods of fabricating the same | Kwang Soo Seol, Chanjin Park, Hanmei Choi, Sunghoi Hur, Wansik Hwang +3 more | 2021-01-26 |