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

Ki-Beom Lee — 41 Patents

Samsung: 33 patents #3,563 of 75,807Top 5%
DCDongjin Semichem Co.: 3 patents #25 of 252Top 10%
Hyundai Motor: 2 patents #4,348 of 11,886Top 40%
KIKia: 2 patents #1,218 of 4,539Top 30%
LG: 2 patents #13,302 of 26,165Top 55%
Seoul, KR: #1,122 of 39,741 inventorsTop 3%
Overall (All Time): #75,298 of 4,157,543Top 2%
41 Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
9023735 Etchant composition and manufacturing method for thin film transistor using the same Bong-Kyun Kim, Hong-Sick Park, Wang Woo Lee, Young-min Moon, Seung Ho Yoon +4 more 2015-05-05
9023558 Photoresist composition and method of forming a color filter using the same Su-Yeon Sim, Jae-Hyuk Chang, Chang Hoon Kim, Hi-Kuk Lee 2015-05-05
9000439 Transparent thin film having conductive and nonconductive portions, method of patterning the portions, thin-film transistor array substrate including the thin film and method of manufacturing the same Dae-Young Lee, Kyu-Young Kim, Nam-Ok Jung, Gug-Rae Jo 2015-04-07
8980528 Photoresist composition and method of forming a black matrix using the same Chang Hoon Kim, Su-Yeon Sim, Sang Lee, Hi-Kuk Lee 2015-03-17
8921230 Etchant composition, and method of manufacturing a display substrate using the same Hong-Sick Park, Young Jun Kim, Young Woo Park, Wang Woo Lee, Won-Guk Seo +4 more 2014-12-30
8889032 Metal wire etchant and method of forming metal wire using the same Jong-Hyun Choung, In-Bae Kim, Seon-II Kim, Hong-Sick Park, Jae Woo Jeong +5 more 2014-11-18
8760596 Thin film transistor array panel and display device including the same, and manufacturing method thereof Tae Young Choi, Bo-Sung Kim, Young Min Kim, Seon-Pil Jang, Kang Moon Jo +1 more 2014-06-24
8753920 Precursor composition for oxide semiconductor and method of manufacturing thin film transistor array panel using the same Bo-Sung Kim, Doo Hyoung Lee, Yeon Taek Jeong, Young Min Kim, Tae Young Choi +2 more 2014-06-17
8637399 Etching composition, method of forming a metal pattern and method of manufacturing a display substrate Hong-Sick Park, Bong-Kyun Kim, Wang Woo Lee, Sam-Young Cho, Won-Guk Seo +1 more 2014-01-28
8377325 Etchant for metal wiring and method for manufacturing metal wiring using the same Nam-Seok Suh, Sun-Young Hong, Jong-Hyun Choung, Bong-Kyun Kim, Hong-Sick Park +7 more 2013-02-19
8354288 Etchant and method of manufacturing an array substrate using the same Bong-Kyun Kim, Jong-Hyun Choung, Byeong-Jin Lee, Sun-Young Hong, Hong-Sick Park +5 more 2013-01-15
8262928 Etchant and method of manufacturing an array substrate using the same Bong-Kyun Kim, Jong-Hyun Choung, Byeong-Jin Lee, Sun-Young Hong, Hong-Sick Park +5 more 2012-09-11
7935552 Ink composition and method of fabricating liquid crystal display device using the same Sung Hee Kim, Soon-Sung Yoo, Jin Wuk Kim, Byung-Geol Kim, Byung-Uk Kim +4 more 2011-05-03
7859274 System for testing a flat panel display device and method thereof Byung-Uk Kim, Yong Woo Kim, Mi Sun Park, Jin Sup Hong, Wy-Yong Kim 2010-12-28
7307259 System and method for controlling composition for lithography process in real time using near infrared spectrometer Jae-Ku Lee, Mi Sun Park, Jong Min Kim, Min Gun Lee 2007-12-11
7112795 Method of controlling metallic layer etching process and regenerating etchant for metallic layer etching process based on near infrared spectrometer Mi Sun Park, Jong Min Kim, Byung-Uk Kim, Chang Il Oh 2006-09-26