Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Wang Woo Lee — 46 Patents

Samsung: 46 patents #2,136 of 75,807Top 3%
DCDongwoo Fine-Chem Co.: 2 patents #138 of 450Top 35%
Osan-si, KR: #12 of 372 inventorsTop 4%
Overall (All Time): #62,636 of 4,157,543Top 2%
46 Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
9704938 Organic light emitting diode display Se Wan Son, Young Woo Park, Min Woo Woo 2017-07-11
9620574 Organic light emitting diode display Young Woo Park, Se Wan Son, Min Woo Woo 2017-04-11
9502486 Organic light-emitting diode (OLED) display and method for manufacturing the same Moo Soon Ko, Min Woo Woo, Il-Jeong Lee, Jeong Ho Lee 2016-11-22
9360695 Liquid crystal display Jong-Hyun Choung, Bong-Kyun Kim, In-Bae Kim, Seon-Il Kim, Young-min Moon +2 more 2016-06-07
9347125 Etchant composition and method of forming metal wire and thin film transistor array panel using the same In-Bae Kim, Jong-Hyun Choung, Seon-Il Kim, Hong-Sick Park, Jae Woo Jeong +10 more 2016-05-24
9263507 Organic light-emitting diode (OLED) display and method for manufacturing the same Moo Soon Ko, Min Woo Woo, Il-Jeong Lee, Jeong Ho Lee 2016-02-16
9245908 Thin-film transistor array substrate, display device including the same, and method of manufacturing the thin-film transistor array substrate Jeong Ho Lee, Su-Yeon Sim, Ju-Won Yoon, Seung Min Lee, Il-Jeong Lee +2 more 2016-01-26
9111813 Etchant, display device and method for manufacturing display device using the same Hong-Sick Park, Sang Tae Kim, Joon-Woo LEE, Young-Chul Park, Young-Jun JIN +8 more 2015-08-18
9062244 Etching composition and method of manufacturing a display substrate using the system Hong-Sick Park, Bong-Kyun Kim, O-Byoung Kwon, Kyung-Bo Shim, Sang-Hoon Jang 2015-06-23
9045833 Etchant composition and method of forming metal wire and thin film transistor array panel using the same In-Bae Kim, Jong-Hyun Choung, Seon-Il Kim, Hong-Sick Park, Jae Woo Jeong +10 more 2015-06-02
9023735 Etchant composition and manufacturing method for thin film transistor using the same Bong-Kyun Kim, Hong-Sick Park, Young-min Moon, Seung Ho Yoon, Young-Joo Choi +4 more 2015-05-05
8927436 Thin film transistor and method of manufacturing trench, metal wire, and thin film transistor array panel Dae Ho Kim, Bong-Kyun Kim, Yong-Hwan RYU, Hong-Sick Park, Shin-Il Choi 2015-01-06
8921230 Etchant composition, and method of manufacturing a display substrate using the same Hong-Sick Park, Young Jun Kim, Young Woo Park, Won-Guk Seo, Sam-Young Cho +4 more 2014-12-30
8785935 Etchant, display device and method for manufacturing display device using the same Hong-Sick Park, Sang Tae Kim, Joon-Woo LEE, Young-Chul Park, Young-Jun JIN +8 more 2014-07-22
8637399 Etching composition, method of forming a metal pattern and method of manufacturing a display substrate Hong-Sick Park, Bong-Kyun Kim, Ki-Beom Lee, Sam-Young Cho, Won-Guk Seo +1 more 2014-01-28
8623773 Etchant for metal layer including copper or a copper alloy, method of manufacturing a display substrate using the same and display substrate Hong-Sick Park 2014-01-07
8603867 Composition for removing a photoresist and method of manufacturing a thin-film transistor substrate using the composition Bong-Kyun Kim, Shin-Il Choi, Hong-Sick Park, Seok Jun JANG, Byung-Uk Kim +4 more 2013-12-10
8557621 Method for manufacturing thin film transistor array panel Jong-Hyun Choung, Yang-Ho Bae, Jean-Ho Song, O Sung Seo, Sun-Young Hong +4 more 2013-10-15
8552432 Display substrate and method of manufacturing the same Hong-Sick Park 2013-10-08
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
8357554 Display substrate and method of manufacturing the same Hong-Sick Park 2013-01-22