Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10873035 | Heterocyclic compound and organic light emitting diode containing same | Yongbum Cha, Seongmi Cho, Sung Kil Hong, Jiwon Kwak | 2020-12-22 |
| 10862045 | Amine-based compound and organic light-emitting element comprising same | Yongbum Cha, Sung Kil Hong, Jin Joo Kim | 2020-12-08 |
| 10822330 | Heterocyclic compound and organic light emitting diode containing same | Yongbum Cha, Seongmi Cho, Sung Kil Hong, Jiwon Kwak | 2020-11-03 |
| 10800969 | Heterocyclic compound and organic light emitting element comprising same | Yongbum Cha, Seongmi Cho, Sung Kil Hong, Sung Jae Lee | 2020-10-13 |