WC

Wha-Il Choi

Samsung: 18 patents #7,482 of 75,807Top 10%
HC Hanmi Pharm. Co.: 1 patents #125 of 212Top 60%
HC Hanmi Science Co.: 1 patents #82 of 140Top 60%
📍 Yongin-si, KR: #1,292 of 9,683 inventorsTop 15%
Overall (All Time): #237,873 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
10361380 Heterocyclic compound and organic light-emitting device including the same So Yeon Kim, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, Jong-Won Choi +1 more 2019-07-23
10297756 Organic light-emitting diode Ji-Youn Lee, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, Jong-Won Choi +1 more 2019-05-21
10224487 Organic light-emitting device Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, So Yeon Kim +1 more 2019-03-05
10112954 Bicyclic heteroaryl derivatives having inhibitory activity for protein kinase Seung Hyun Jung, Young Hee Jung, Jung Beom Son, Eun Ju Jeon, In-Ho Yang +11 more 2018-10-30
9997728 Organometallic compound and organic light-emitting device including the same Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, So Yeon Kim +1 more 2018-06-12
9893301 Heterocyclic compounds and organic light-emitting devices including the same Bum-Woo Park, Yoon-Hyun Kwak, Sun-Young Lee, Jong-Won Choi, So Yeon Kim +2 more 2018-02-13
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
9525144 Organic light-emitting diode Sun-Young Lee, Yoon-Hyun Kwak, Bum-Woo Park, Jong-Won Choi, So Yeon Kim +1 more 2016-12-20
9455409 Amine-based compound and organic light emitting device including the same Ji-Youn Lee, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, Jong-Won Choi +1 more 2016-09-27
9425410 Organic light-emitting diode So Yeon Kim, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, Jong-Won Choi +1 more 2016-08-23
9385327 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 2016-07-05
9373798 Organometallic compound and organic light-emitting device including the same Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, So Yeon Kim +1 more 2016-06-21
9118021 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 +2 more 2015-08-25
9006721 Organic light-emitting diode Ji-Youn Lee, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, Jong-Won Choi +1 more 2015-04-14
8999528 Condensation compound and organic light emitting device including the same So Yeon Kim, Yoon-Hyun Kwak, Bum-Woo Park, Jong-Won Choi, Sun-Young Lee +2 more 2015-04-07