Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11502261 | Compound and organic light emitting device using the same | Wanpyo Hong, Kyung-Seok Jeong, Jin Joo Kim, Ok-Keun Song, Hongsik Yoon | 2022-11-15 |
| 11482678 | Phenylcarbazole-based compounds and fluorene-based compounds and organic light emitting device and flat panel display device comprising the same | Seok-Hwan Hwang, Young-Kook Kim, Yoon-Hyun Kwak, Jong-Hyuk Lee, Kwan-Hee Lee | 2022-10-25 |
| 11223017 | Organic light emitting device | Tae Yoon Park, Sang Young Jeon, Seong Mi Cho, Dong Hoon Lee | 2022-01-11 |