Issued Patents 2022
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11515478 | Compound and organic light emitting device using the same | Yong Bum Cha, Sang Duk SUH, Yeon Hwan Kim, Sung Jae Lee | 2022-11-29 |
| 11459290 | Compound and organic light emitting device using the same | Yong Bum Cha, Sung Jae Lee, Yeon Hwan Kim, Su Jin Han | 2022-10-04 |
| 11407718 | Heterocyclic compound and organic light emitting device comprising the same | Yong Bum Cha, Yeon Ho CHO, Yeon Hwan Kim, Sung Jae Lee | 2022-08-09 |
| 11404654 | Compound containing iridium complex with aza dibenzo group and organic light emitting device comprising same | Seoyeon Kim, Tae Yoon Park, Dong Hoon Lee, Jungha LEE, Hyeon Soo JEON | 2022-08-02 |
| 11362283 | Organic electroluminescent element | Dae Woong Lee, Yeon Ho CHO, Hyoung Seok Kim, Sang Duk SUH | 2022-06-14 |
| 11261176 | Amine-based compound and organic light emitting device using the same | Yong Bum Cha, Yeon Ho CHO, Yeon Hwan Kim | 2022-03-01 |
| 11251377 | Organic light emitting device | Yong Bum Cha, Sung Jae Lee, Yeon Hwan Kim, Seong Mi Cho | 2022-02-15 |
| 11223017 | Organic light emitting device | Tae Yoon Park, Min-Seung Chun, Seong Mi Cho, Dong Hoon Lee | 2022-01-11 |