Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chungju-si, KR ranks #4,477 worldwide for total patents filed all time, with 615 patents from 157 inventors. Leading employers of inventors based in Chungju-si, KR include Samsung, KAIST, Snow.

Showing 1–50 of 157 inventors

Rank Inventor Primary Company Patents
1 Chang Soon Park Samsung 116
2 Kwang Joon Kim KAIST 37
3 Kwang-Jin Jeong Samsung 29
#4 Byung-Sun Park Snow 20
#5 Tae-kwon Na Samsung 19
#6 Bun Lee KAIST 17
#7 Sang Bum Park Samsung 14
#8 Hyung-Joun Yoo KAIST 12
#9 Sang-Kyu Yun Koh Young Technology 11
#10 Chang-Young Hong Rohm And Haas Electronic Materials Korea 10
#11 Suk Gyu Hahm Samsung 9
#11 Tae-Heon Yang KAIST 9
#13 HeungJu Jo LG 8
#13 See Woo LEE Riiid 8
#15 Seung-Lac Ma LG 7
#15 Sang Hun Shin Agency For Defense Development 7
#15 Dae Young Hur Inje University Industry-Academic Cooperation Foundation 7
#15 Chan Woo Jeong Sk Hynix 7
#15 Kyung Dong Park Hyundai Motor 7
#15 Seo Yeon Ahn Amkor Technology 7
#21 Jae Sup Han KAIST 6
#22 DuHwan OH LG 5
#22 Seunghwan Yi Amorepacific 5
#22 Seong Hun Choi Hyundai Sungwoo Casting Co. 5
#22 Jong-Soo Shin 5
#26 Ki Sook Lee Korea Institute Of Energy Research 4
#26 Seok Il Song KAIST 4
#26 Kwang Pyo Hong KAIST 4
#26 Chang Rae Seong Unknown 4
#26 Jae Won Yang Agency For Defense Development 4
#26 Dae-Yeon Lee LG 4
#26 Sang-Who Lee Lg Life Sciences 4
#26 ChangSoon Park Samsung 4
#26 Hag-Wone Kim Hyundai Motor 4
#26 Soon-Cheol Chung Konkuk University Glocal Industry-Academic Collaboration Foundation 4
#26 Yongseok Oh Asm Ip Holding B.V. 4
#26 Young Hwan Eum Ls Industrial Systems Co. 4
#26 Mi Hee SON Samsung 4
#39 Hyo Jung Kang Cg Bio Co. 3
#39 Sanghyeon Moon Chungbuk National University Industry-Academic Cooperation Foundation 3
#39 Wonsang Kwon LG 3
#39 Jae-Nyeon Kim 3
#39 Kyu Dong Park 3
#39 Jung Un An Hyundai Motor 3
#39 Jae-Woong Moon Samsung 3
#39 Sang Seok Shin KAIST 3
#39 Byoung Hyun Jeong LG 3
#39 Jin-Tae Jeon Bioneer 3
#39 Jong Kim Chungbuk National University Industry-Academic Cooperation Foundation 3
#50 Nam Sun Cho Samsung 2