YC

Yongbum Cha

LG: 54 patents #567 of 26,165Top 3%
Overall (All Time): #46,537 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 25 most recent of 54 patents

Patent #TitleCo-InventorsDate
12391678 Compound and organic light emitting device comprising same Sung Kil Hong, Dong Uk Heo, Woo Jin Cho, Jaegoo Lee 2025-08-19
12202838 Heterocyclic compound and organic light emitting device comprising same Dong Uk Heo, Sung Kil Hong, Jungoh Huh, Miyeon Han, Jae Tak Lee +1 more 2025-01-21
12069944 Organic light emitting diode Sung Jae Lee, Sung Kil Hong, Woo Jin Cho, Joo Yong Yoon, Hyeon Jin Mun 2024-08-20
12052913 Organic electroluminescent device Jae Seung HA, Seong So Kim, Minseung Chun, Sang Duk SUH, Min Woo Jung +3 more 2024-07-30
12041848 Heterocyclic compound and organic light emitting element comprising same Seongmi Cho, Jin Joo Kim 2024-07-16
12004421 Compound and organic light emitting device comprising the same Sung Kil Hong, Dong Uk Heo, Wanpyo Hong, Sujeong GEUM 2024-06-04
11968897 Heterocyclic compound and organic light emitting diode containing same Seongmi Cho, Jungbum Kim, Sung Kil Hong, Jiwon Kwak 2024-04-23
11950440 Organic light emitting device Jaegoo Lee, Dongkeun Song, Jiyoung Noh, Woochul LEE 2024-04-02
11926607 Compound and organic light emitting device comprising the same Jaegoo Lee, Sung Kil Hong, Sung Jae Lee, Hyeon Jin Mun 2024-03-12
11878962 Compound and organic light emitting device comprising same Dong Uk Heo, Jin Joo Kim, Dong Hoon Lee, Jungoh Huh, Wanpyo Hong 2024-01-23
11877509 Organic light-emitting element Seong So Kim, Sung Jae Lee, Sung Kil Hong 2024-01-16
11849636 Heterocyclic compound and organic light emitting element comprising same Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Minyoung Kang +2 more 2023-12-19
11845768 Polycyclic compound and organic light-emitting device including same Wanpyo Hong, Sujeong GEUM, Kyunghee Kim, Dong Hoon Lee 2023-12-19
11778909 Compound and organic light emitting device comprising the same Sunmin KIM, Sang Young Jeon, Yeon Hwan Kim 2023-10-03
11778905 Compound and organic light emitting device comprising same Sung Kil Hong, Seong So Kim, Minseung Chun, Sang Duk SUH 2023-10-03
11718606 Polycyclic compound and organic light emitting element comprising same Jin Joo Kim, Sung Kil Hong, Seong So Kim 2023-08-08
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, Seong So Kim, Minseung Chun 2023-04-18
11569453 Polycyclic compound and organic light emitting element comprising same Junghoon Yang, Dong Hoon Lee, Jungoh Huh, Dong Uk Heo, Miyeon Han +2 more 2023-01-31
11482677 Compound and organic electronic device comprising same Sung Kil Hong, Jungoh Huh, Jin Joo Kim 2022-10-25
11462695 Organic light emitting element Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Miyeon Han +2 more 2022-10-04
11450819 Heterocyclic compound and organic light-emitting element including same Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Miyeon Han +2 more 2022-09-20
11306060 Compound and organic electronic element comprising same Sang Duk SUH, Jungbum Kim, Sung Kil Hong 2022-04-19
11208368 Double-spiro type compound and organic light-emitting device containing same Jin Joo Kim 2021-12-28
11165025 Compound and organic electronic element comprising same Sang Duk SUH, Sung Kil Hong, Dongheon Kim 2021-11-02
11152576 Organic light emitting device Dong Uk Heo, Dong Hoon Lee, Jungoh Huh, Boonjae Jang, Miyeon Han +2 more 2021-10-19