Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10672993 | Nitrogen-containing polycyclic compound and organic light emitting element using same | Young-Seok NO, Kee Yong Kim, Hyo-Kyun HAM, Jin-Seok Choi, Dae-Hyuk CHOI +1 more | 2020-06-02 |
| 10644244 | Heterocyclic compound and organic light emitting device using same | Jung-hyun Lee, Young-Seok NO, Geon-Yu PARK, Dong-Jun KIM, Kee Yong Kim +3 more | 2020-05-05 |