Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ansan-si, KR ranks #376 worldwide for total patents filed in 2021, with 384 patents from 190 inventors. Leading employers of inventors based in Ansan-si, KR include Hyundai Motor, Seoul Viosys Co., Samsung.

Showing 1–50 of 190 inventors

Rank Inventor Primary Company Patents
1 Soonki Eo Hyundai Motor 13
2 Jong Hyeon Chae Seoul Viosys Co. 11
2 Young Hyun Kim Samsung 11
2 Seongwook Ji Hyundai Motor 11
#5 Jun Yong Park Samsung 9
#6 Motonobu Takeya Seoul Semiconductor Co. 7
#6 Hyun A Kim Seoul Viosys Co. 7
#6 Se Hee Oh Seoul Viosys Co. 7
#6 Jong-hyun Ryu Samsung 7
#6 Jae Hak Jeong Seoul Viosys Co. 7
#11 Eun Young Kim Samsung 6
#11 Gyeong Tae KIM Moda-Innochips Co. 6
#11 Yoo Mi RA Samsung 6
#11 Seong Jin Lee Seoul Semiconductor Co. 6
#15 Jungsik Kim LG 5
#15 Jung-Gun You Samsung 5
#15 Jong Hyo Park Hyundai Motor 5
#15 Jong Ik Lee Seoul Semiconductor Co. 5
#15 Sun Pil HWANG Duksan Neolux Co. 5
#20 Jong Rack Kim Seoul Viosys Co. 4
#20 Mingeun Choi LG 4
#20 Seong Gyu Jang Seoul Viosys Co. 4
#20 Dong Ho Chu Hyundai Motor 4
#20 Sanggil Lee Samsung 4
#20 Ji Sung Cheon Samsung 4
#26 Won Young Roh Seoul Viosys Co. 3
#26 Soon Suk Hwang Samsung 3
#26 Young Su Heo University-Industry Cooperation Group Of Kyung Hee University 3
#26 Soung Jun PARK Hyundai Mobis Co. 3
#26 Hyoung Jin Lim Seoul Viosys Co. 3
#26 Jong Kook Lee Seoul Semiconductor Co. 3
#26 Byung-Ju Yi Industry-University Cooperation Foundation Hanyang University 3
#26 Byeongjun Hwang Lego A/S 3
#26 Mi Hee Lee Samsung 3
#26 Sung Bae Jeon Hyundai Motor 3
#26 Yong Ho Choa Industry-University Cooperation Foundation Hanyang University 3
#26 Yoomi Ra Samsung 3
#26 Joon Sup Lee Seoul Viosys Co. 3
#39 Kwang Yong Oh Seoul Semiconductor Co. 2
#39 Joon Sub Lee Seoul Viosys Co. 2
#39 Eun Sung Lee Samsung 2
#39 Danbi Choi Samsung 2
#39 Chan Seob Shin Seoul Viosys Co. 2
#39 Sang Hyun Yi Samsung 2
#39 Sumin Kim Samsung 2
#39 Jung Yoon Moon Inktec Co. 2
#39 Woo Seok Park Samsung 2
#39 Yeo Jin Yoon Seoul Viosys Co. 2
#39 Chang Seok Han Tai Han Electric Wire Co. 2
#39 Jisung Cheon Samsung 2