Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Daejeon, KR ranks #43 worldwide for total patents filed all time, with 113,821 patents from 14,307 inventors. Leading employers of inventors based in Daejeon, KR include Korea Atomic Energy Research Institute, Korea Electric Power, Sk Hynix.

Showing 11,951–12,000 of 14,307 inventors

Rank Inventor Primary Company Patents
#9306 Moohong Seo Korea Atomic Energy Research Institute 1
#9306 Ki-Duck Song 1
#9306 Hong Woo Ryu Korea Electric Power 1
#9306 Kyea Kwang LEE 1
#9306 Seo Young SONG Sk Hynix 1
#9306 Chang-Hyun Jang LG 1
#9306 Hyounkyoung Kim Korea Aerospace Research Institute 1
#9306 Ki-Hwan Ko LG 1
#9306 Young Wook Suh Samyang Holdings 1
#9306 Hongchan Ahn KAIST 1
#9306 Seung Dai Choi Korea Kumho Petrochemical Co. 1
#9306 Sangjong Lee Korea Aerospace Research Institute 1
#9306 Chanhong Yeom Korea Aerospace Research Institute 1
#9306 Sangman Moon Korea Aerospace Research Institute 1
#9306 Wanjung Kim LG 1
#9306 Hwang-Jae Ahn Halla Climate Control 1
#9306 Guang Meang Son Korea Institute Of Industrial Technology 1
#9306 Seon-Ho Shin LG 1
#9306 Kwang Ha LG 1
#9306 Kyu-Yeol Choi LG 1
#9306 Suk-chan Nam Halla Climate Control 1
#9306 Song-Gang Kim 1
#9306 Chang-Deok Kim LG 1
#9306 Se Kyu Chung Agency For Defense Development 1
#9306 Won Chul Chung Korea Telecommunication Authority 1
#9306 Park Seon Hee KAIST 1
#9306 Jiwook Jeong KAIST 1
#9306 Young-Leem Oh LG 1
#9306 Ji-Na You Abl Bio 1
#9306 Eun-Ah Paek Sk Holdings Co. 1
#9306 Lee Sang-Kyung KAIST 1
#9306 Sung-Yong Seo Sk Holdings Co. 1
#9306 Shin Yong Beom KAIST 1
#9306 Hye-Won Sohn LG 1
#9306 Yong-Jin Jo Korea Ocean Research & Development Institute 1
#9306 Seung-Man Sohn LG 1
#9306 Soon-Nam Chang Agency For Defense Development 1
#9306 Jin Mahn Jo Korea Telecommunication Authority 1
#9306 Won Sil Lee KAIST 1
#9306 Min Jeong Noh Hanwha Chemical 1
#9306 Min Young Youn KAIST 1
#9306 Kun Ae Noh KAIST 1
#9306 Bae Hyeock Chun 1
#9306 Dong-Choi Han Korea Research Institute Of Bioscience And Biotechnology 1
#9306 Bongkuk Sea KAIST 1
#9306 Wan-Young Maeng Korea Atomic Energy Research Institute 1
#9306 Kwangsoo No Korea Institute Of Science And Technology 1
#9306 Sun-ah Yoo Alteogen 1
#9306 Beong-Yeol You Hyundai Motor 1
#9306 In-Cheol Han Halla Climate Control 1