Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10483278 | Nonvolatile memory devices and methods forming the same | Changhyun Lee | 2019-11-19 |
| 10411031 | Semiconductor device including a stack having a sidewall with recessed and protruding portions | Yoocheol Shin, Changhyun Lee, Hyunjung Kim, Chung-Il Hyun | 2019-09-10 |