Issued Patents 2020
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10873035 | Heterocyclic compound and organic light emitting diode containing same | Yongbum Cha, Seongmi Cho, Jungbum Kim, Jiwon Kwak | 2020-12-22 |
| 10862045 | Amine-based compound and organic light-emitting element comprising same | Yongbum Cha, Jungbum Kim, Jin Joo Kim | 2020-12-08 |
| 10822330 | Heterocyclic compound and organic light emitting diode containing same | Yongbum Cha, Seongmi Cho, Jungbum Kim, Jiwon Kwak | 2020-11-03 |
| 10800969 | Heterocyclic compound and organic light emitting element comprising same | Yongbum Cha, Seongmi Cho, Jungbum Kim, Sung Jae Lee | 2020-10-13 |
| 10700289 | Heterocyclic compound and organic light emitting element comprising same | Miyeon Han, Dong Hoon Lee, Hyungjin Lee, Boojae Jang, Minyong Kang +2 more | 2020-06-30 |
| 10580996 | Polycyclic compound and organic light-emitting element comprising same | Yongbum Cha, Wanpyo Hong | 2020-03-03 |
| 10577355 | Hetero ring compound and organic luminescent element comprising same | Jin Joo Kim, Yongbum Cha | 2020-03-03 |
| 10573824 | Compound and organic electronic element comprising same | Yongbum Cha, Kichul Koo | 2020-02-25 |
| 10547008 | Organic light emitting device | Yongbum Cha, Seong So Kim, Jemin Ryu | 2020-01-28 |