Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
YK

Youngkook Kim — 161 Patents

Samsung: 149 patents #170 of 75,807Top 1%
SCShaanxi Lighte Optoelectronics Material Co.: 4 patents #8 of 37Top 25%
LCLsis Co.: 3 patents #129 of 527Top 25%
PTPohang University Of Science And Technology: 1 patents #25 of 134Top 20%
UMUniversity Of Maryland: 1 patents #209 of 857Top 25%
Suwon-si, NC: #2 of 12 inventorsTop 20%
Overall (All Time): #5,312 of 4,157,543Top 1%
161 Patents All Time

Issued Patents All Time

Showing 126–150 of 161 patents

Patent #TitleCo-InventorsDate
10205103 Condensed cyclic compound and organic light-emitting device including the same Hyungseok Jang, Jongwoo Kim, Jino Lim, Seokhwan Hwang 2019-02-12
10147884 Organic light-emitting device Mieun Jun, Haejin Kim, Seokhwan Hwang 2018-12-04
10121974 Condensed-cyclic compound and organic light-emitting device comprising the same Mieun Jun, Sooyon Kim, Seokhwan Hwang, Seunggak Yang 2018-11-06
10115907 Compound and organic light-emitting device including the same Daeyup Shin, Jihwan Yoon 2018-10-30
10096780 Organic light-emitting device Junha Park, Munki Sim, Eunjae Jeong, Seokhwan Hwang 2018-10-09
10090474 Condensed-cyclic compound and organic light-emitting device including the same Soobyung Ko, Jongwoo Kim, Sanghyun Han, Seokhwan Hwang 2018-10-02
10074811 Compound and organic light emitting device comprising same Junha Park, Munki Sim, Eunyoung Lee, Hyoyoung Lee, Eunjae Jeong +1 more 2018-09-11
10069085 Heterocyclic compound and organic light-emitting device including the same Hyoyoung Lee, Junha Park, Munki Sim, Eunjae Jeong, Seokhwan Hwang 2018-09-04
10043980 Compound and organic light-emitting device including the same Seokhwan Hwang, Jongwoo Kim, Jino Lim 2018-08-07
10026906 Condensed cyclic compound and organic light-emitting device including the same Hyejin Jung, Sooyon Kim, Sanghyun Han, Seokhwan Hwang 2018-07-17
10008676 Compound and organic light-emitting device comprising the compound Sanghyun Han, Kwanghyun Kim, Sooyon Kim, Haejin Kim, Seokhwan Hwang +1 more 2018-06-26
10003029 Compound and organic light-emitting device including the same Hyejin Jung, Seokhwan Hwang, Kwanghyun Kim, Sanghyun Han, Miehwa Park 2018-06-19
9991452 Condensed-cyclic compound and organic light-emitting device including the same Sooyon Kim, Kwanghyun Kim, Sanghyun Han, Seokhwan Hwang 2018-06-05
9966543 Compound and organic light-emitting device including the same Jongwoo Kim, Junha Park, Hyejin Jung, Seokhwan Hwang 2018-05-08
9957441 Amine-based compound and organic light-emitting device including the same Hyungseok Jang, Jongwoo Kim, Jino Lim, Seokhwan Hwang 2018-05-01
9923147 Organic light emitting device Haejin Kim, Mieun Jun, Seokhwan Hwang 2018-03-20
9899611 Condensed cyclic compound and organic light-emitting device including the same Junha Park, Munki Sim, Eunjae Jeong, Seokhwan Hwang 2018-02-20
9893295 Compound and organic light-emitting device including the same Jongwoo Kim, Jino Lim, Hyungseok Jang, Seokhwan Hwang 2018-02-13
9887372 Amine-based compound and organic light-emitting device including the same Mieun Jun, Soobyung Ko, Haejin Kim, Seokhwan Hwang 2018-02-06
9882143 Amine-based compound and organic light-emitting diode including the same Seokhwan Hwang, Hyejin Jung, Jino Lim, Sanghyun Han, Eunjae Jeong +4 more 2018-01-30
9876179 Organic light emitting device Eunyoung Lee, Junha Park, Munki Sim, Eunjae Jeong, Seokhwan Hwang 2018-01-23
9871208 Condensed cyclic compound and organic light-emitting device including the same Eunyoung Lee, Jino Lim, Junha Park, Eunjae Jeong, Seokhwan Hwang 2018-01-16
9856243 Condensed cyclic compound and organic light-emitting device including the same Haejin Kim, Sanghyun Han, Jongwoo Kim, Seokhwan Hwang, Hyoungkun Kim 2018-01-02
9842995 Amine-based compounds and organic light-emitting devices comprising the same Hyejin Jung, Seokhwan Hwang, Jongwoo Kim, Jino Lim, Hyungseok Jang 2017-12-12
9831445 Condensed cyclic compound and organic light-emitting device including the same Haejin Kim, Samil Kho, Kwanghyung Kim, Seokhwan Hwang 2017-11-28