Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10978480 | Three-dimensional semiconductor memory device | Kyunghwan Lee, Yongseok Kim, Tae Hun Kim, Dongkyun Seo, Junhee Lim | 2021-04-13 |
| 10971232 | Nonvolatile memory device and program method of the same | Won-bo Shim, Ji-Ho Cho, Yong Seok Kim, Sun-gyung Hwang | 2021-04-06 |