Issued Patents 2023
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11856809 | Method of screening for electron transport material and hole blocking material used in organic light emitting device | Ji Hye Kim, Sung Kil Hong, Yeon Hwan Kim, Jae Tak Lee | 2023-12-26 |
| 11778905 | Compound and organic light emitting device comprising same | Yongbum Cha, Sung Kil Hong, Seong So Kim, Sang Duk SUH | 2023-10-03 |
| 11767324 | Compound and organic light-emitting device comprising same | Hongsik Yoon, Jun-Yeob Lee, Ho Jung Lee, Wanpyo Hong, Sang Duk SUH +1 more | 2023-09-26 |
| 11751473 | Organic light emitting element | Sang Young Jeon, Tae Yoon Park, Seongmi Cho | 2023-09-05 |
| 11634430 | Heterocyclic compound and organic light emitting element comprising same | Kyung-Seok Jeong, Wanpyo Hong, Jin Joo Kim, Hongsik Yoon, Joongsuk OH | 2023-04-25 |
| 11631821 | Polycyclic aromatic compounds containing a 1,11-dioxa-,1,11-dithia-, or 1-oxa-11-thia-4,8-diaza-11b-boradicyclopenta[a,j]phenalene core and organic light-emitting device comprising same | Sang Duk SUH, Sung Kil Hong, Yongbum Cha, Seong So Kim | 2023-04-18 |