WC

Wha-Il Choi

Samsung: 5 patents #1,183 of 15,326Top 8%
📍 Yongin-si, KR: #200 of 2,686 inventorsTop 8%
Overall (2017): #24,397 of 506,227Top 5%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9799839 Organometallic compound and organic light-emitting diode comprising the same Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, So Yeon Kim +1 more 2017-10-24
9761808 Heterocyclic compound and organic light-emitting device comprising the same Sun-Young Lee, Yoon-Hyun Kwak, Bum-Woo Park, Jong-Won Choi, So Yeon Kim +1 more 2017-09-12
9722182 Heterocyclic compound and organic light-emitting device including the same Sun-Young Lee, Yoon-Hyun Kwak, Bum-Woo Park, Jong-Won Choi, So Yeon Kim +1 more 2017-08-01
9691992 Organic light-emitting diode Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, So Yeon Kim +1 more 2017-06-27
9595683 Organometallic compounds and organic light emitting devices including the same Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, So Yeon Kim +1 more 2017-03-14