Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10818862 | Organic light emitting display device | Sung-Hoon Pieh, Chang Wook Han, Hong-Seok Choi, So Yeon Ahn, Seung Hyun Kim | 2020-10-27 |
| 10586939 | Organic light emitting display device | Sung-Hoon Pieh, Chang Wook Han, Hong-Seok Choi, So Yeon Ahn, Seung Hyun Kim | 2020-03-10 |