Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Onsan-eup, KR ranks #11,539 worldwide for total patents filed all time, with 161 patents from 70 inventors. Leading employers of inventors based in Onsan-eup, KR include Hitachi, Samsung, Hyundai Motor.

Showing 1–50 of 70 inventors

Rank Inventor Primary Company Patents
1 Hironobu Matsui Hitachi 8
1 Jongsoon Kim Samsung 8
3 Young-yong Lee Samsung 7
3 Chang-Gi Yeo Hyundai Motor 7
#5 Dojoong KIM LG 6
#6 Il-Seok Park Samsung 5
#6 Kun Ho Yang Korea Kumho Petrochemical Co. 5
#6 Hojin Yang Sk Telecom Co. 5
#6 Si Jung Noh LG 5
#6 Jin-Mun Kim Hyundai Motor 5
#11 Wanhyun Ko Grammer Ag 4
#11 Duk-ho Oh Hyosung 4
#11 Seong Hwan Im Lg Innotek Co. 4
#11 Jeng Hun Lee 4
#11 Man-Soo Lee Hyundai Motor 4
#16 Gun Tae KIM 3
#16 Hyoung Suk Yoo University Of Ulsan Foundation For Industry Cooperation 3
#16 Chun Woo PARK Ds Global 3
#16 Yong Ha Woo Zhen Ding Technology Co. 3
#16 Chun Su Kang LG 3
#16 Doojin Lee Okinawa Institute Of Science And Technology School 3
#22 Myung-Gun Ko 2
#22 Young Su Song Hyundai Heavy Industries Co. 2
#22 Hyoung Seok Han Korea Kumho Petrochemical Co. 2
#22 Byung Ju Park Mandom 2
#22 Byoung-Kon Roh Samsung 2
#22 Jong-Hoon Ka Samsung 2
#22 Gi Yong Gil Coupang 2
#22 Byeong-Lag Son Hyundai Motor 2
#22 Jong-up Jun Samsung 2
#22 Hyek Se Lee Hyosung 2
#22 Ta-hyun Kim Hyundai Mobis Co. 2
#22 Sang Kuen Kim 2
#22 Jae We An 2
#35 Duk-Woo Nam Dong Hee Industrial Co. 1
#35 Neung Hwa Park Unknown 1
#35 Sugjung Choi Hyundai Motor 1
#35 Killsoo Jang Korea Kumho Petrochemical Co. 1
#35 Chulsu Hong Samsung 1
#35 Won Tae Jeong Hyundai Motor 1
#35 You Hoon Song Interlego Ag 1
#35 Bu-Suk Oh Hyundai Motor 1
#35 Seung-Jin Moon Hyundai Motor 1
#35 Kim Kyung-Seok Hyundai Heavy Industries Co. 1
#35 Dong-Sik Lim Hyundai Motor 1
#35 Kim Jong-Hee Hyundai Heavy Industries Co. 1
#35 Kidon Won Skc Co. 1
#35 Gyu-Jun Kim Hyundai Motor 1
#35 Suk Tae Seo Keimyung University Industry Academic Cooperation Foundation 1
#35 Young-Joo WOO Research & Business Foundation Sungkyunkwan University 1