Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11005061 | Organic light emitting display device | Chang Wook Han, Hong-Seok Choi, Sung-Hoon Pieh, Jeong-Dae Seo, Seok-Joon Oh +1 more | 2021-05-11 |
| 10985338 | Organic light emitting display device | Sung-Hoon Pieh, Chang Wook Han, Hong-Seok Choi, So Yeon Ahn, Seung Hyun Kim | 2021-04-20 |