YC

Yongbum Cha

LG: 10 patents #236 of 5,856Top 5%
Overall (2020): #8,156 of 565,922Top 2%
10
Patents 2020

Issued Patents 2020

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
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