Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11094889 | Heterocyclic compound and organic light emitting element comprising same | Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang +2 more | 2021-08-17 |
| 11081650 | Spiro compound and organic light-emitting element comprising same | Jin Joo Kim, Sung Kil Hong, Sang Duk SUH | 2021-08-03 |
| 11050026 | Spiro compound and organic light-emitting element comprising same | Jin Joo Kim, Sung Kil Hong, Sang Duk SUH | 2021-06-29 |
| 11031560 | Compound and organic electronic element comprising same | Sung Kil Hong, Hyok Joon Kwon, Minjun KIM | 2021-06-08 |
| 11001752 | Double spiro organic compound and organic electronic element comprising same | Sung Kil Hong, Seongmi Cho | 2021-05-11 |
| 10991886 | Amine-based compound and organic light emitting device comprising same | Sung Kil Hong, Jin Joo Kim | 2021-04-27 |
| 10981876 | Spiro compound and organic light emitting element comprising same | Jin Joo Kim, Sang Duk SUH | 2021-04-20 |
| 10968230 | Spiro-structured compound and organic electronic device comprising same | Sung Kil Hong, Jungbum Kim, Dong Uk Heo, Sung Jae Lee | 2021-04-06 |
| 10957857 | Multicyclic compound and organic light emitting device including the same | Sang Young Jeon, Sung Jae Lee, Sung Kil Hong | 2021-03-23 |
| 10903431 | Compound and organic electronic device comprising same | Wanpyo Hong | 2021-01-26 |
| 10873035 | Heterocyclic compound and organic light emitting diode containing same | Seongmi Cho, Jungbum Kim, Sung Kil Hong, Jiwon Kwak | 2020-12-22 |
| 10862045 | Amine-based compound and organic light-emitting element comprising same | Sung Kil Hong, Jungbum Kim, Jin Joo Kim | 2020-12-08 |
| 10822330 | Heterocyclic compound and organic light emitting diode containing same | Seongmi Cho, Jungbum Kim, Sung Kil Hong, Jiwon Kwak | 2020-11-03 |
| 10800969 | Heterocyclic compound and organic light emitting element comprising same | Seongmi Cho, Sung Kil Hong, Jungbum Kim, Sung Jae Lee | 2020-10-13 |
| 10730812 | Double spiro compound and organic light-emitting element comprising same | Jin Joo Kim, Sang Duk SUH | 2020-08-04 |
| 10651411 | Compound and organic light emitting device containing same | Jin Joo Kim, Seong So Kim, Jemin Ryu | 2020-05-12 |
| 10580996 | Polycyclic compound and organic light-emitting element comprising same | Wanpyo Hong, Sung Kil Hong | 2020-03-03 |
| 10577355 | Hetero ring compound and organic luminescent element comprising same | Jin Joo Kim, Sung Kil Hong | 2020-03-03 |
| 10573824 | Compound and organic electronic element comprising same | Sung Kil Hong, Kichul Koo | 2020-02-25 |
| 10547008 | Organic light emitting device | Sung Kil Hong, Seong So Kim, Jemin Ryu | 2020-01-28 |
| 10519166 | Heterocyclic compound and organic light emitting device comprising the same | Wanpyo Hong, Dongheon Kim, Hyoungcheul Kim, Yun Hwan Kim | 2019-12-31 |
| 10421721 | Heterocyclic compound and organic light emitting device comprising same | Jin Joo Kim, Sung Kil Hong, Sang Duk SUH | 2019-09-24 |
| 10230056 | Heterocyclic compound and organic light emitting element comprising same | Seongmi Cho, Jin Joo Kim | 2019-03-12 |
| 10193076 | Amine compound and organic light emitting element comprising same | Sung Kil Hong, Jin Joo Kim | 2019-01-29 |
| 10032986 | Polycyclic compound and organic light emitting device including the same | Jin Joo Kim, Sung Kil Hong | 2018-07-24 |