Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10748929 | Three-dimensional semiconductor devices | Changhyun Lee, Byoungkeun Son, Sung-Il Chang | 2020-08-18 |
| 10559590 | Three-dimensional semiconductor devices | Changhyun Lee, Byoungkeun Son, Sung-Il Chang | 2020-02-11 |