Issued Patents 2021
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11211563 | Organic light emitting device | Sung Kil Hong, Seong So Kim | 2021-12-28 |
| 11165025 | Compound and organic electronic element comprising same | Yongbum Cha, Sung Kil Hong, Dongheon Kim | 2021-11-02 |
| 11081650 | Spiro compound and organic light-emitting element comprising same | Yongbum Cha, Jin Joo Kim, Sung Kil Hong | 2021-08-03 |
| 11075342 | Spiro-type compound and organic light emitting diode comprising same | Jae Seung HA, Jiwon Kwak | 2021-07-27 |
| 11050026 | Spiro compound and organic light-emitting element comprising same | Yongbum Cha, Jin Joo Kim, Sung Kil Hong | 2021-06-29 |
| 10995098 | Heterocyclic compound and organic light emitting device comprising the same | Sung Kil Hong, Kyung-Seok Jeong | 2021-05-04 |
| 10991887 | Amine compound and organic light-emitting device comprising same | Jae Seung HA, Sung Kil Hong | 2021-04-27 |
| 10981876 | Spiro compound and organic light emitting element comprising same | Yongbum Cha, Jin Joo Kim | 2021-04-20 |
| 10910567 | Double spiro-type compound and organic light emitting diode comprising same | Jae Seung HA, Sung Kil Hong | 2021-02-02 |