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 LG, Kepco Nuclear Fuel Co., Rnl Bio Co..

Showing 13,951–14,000 of 14,307 inventors

Rank Inventor Primary Company Patents
#9306 Soon-Yeel Lee LG 1
#9306 Jae-ryong Moon 1
#9306 Keun Min Kim Kepco Nuclear Fuel Co. 1
#9306 Huu Tung Nguyen Rnl Bio Co. 1
#9306 Mohamad Syahadi KAIST 1
#9306 Euna Choi KAIST 1
#9306 Yong-dug Choi 1
#9306 Seonjin Na KAIST 1
#9306 Seungyeol Han 1
#9306 Seok Ju Chang Lg Energy Solution 1
#9306 Joon Hyung MOON Sk On Co. 1
#9306 Seock Yong Son Apple 1
#9306 Hyun-Seob Song LG 1
#9306 Yongil Lee Sk Innovation Co. 1
#9306 Yuro Lee KAIST 1
#9306 SungWoong Jeon Daegu Gyeongbuk Institute Of Science And Technology 1
#9306 Choonseo Park KAIST 1
#9306 Songwoo Sok KAIST 1
#9306 Hyunseok Jeong LG 1
#9306 Tae Ha Woo 1
#9306 Seong-june Min Samsung 1
#9306 Ha Rin Jun 1
#9306 Jaemin BYUN KAIST 1
#9306 Younggil Cha KAIST 1
#9306 Dong-Uk Hwang University of Florida 1
#9306 Beak San Lee Lg Energy Solution 1
#9306 Byounghoon Kang KAIST 1
#9306 Je-Chang Ryu Lg Energy Solution 1
#9306 Soo Yun Hwang KAIST 1
#9306 Lee Won Kim LG 1
#9306 Junyong SUNG KAIST 1
#9306 Chul In JOUNG LG 1
#9306 Sachoun PARK KAIST 1
#9306 Suh Hyun Lee Korea Research Institute Of Bioscience And Biotechnology 1
#9306 Dae-Gyeom Kang Agency For Defense Development 1
#9306 Tae Sik Moon Hyundai Motor 1
#9306 Byoung-Hae Choi Korea Atomic Energy Research Institute 1
#9306 Sung-Hack Lee Lg Life Sciences 1
#9306 Ho-Yun Nam Korea Atomic Energy Research Institute 1
#9306 Quoc Vuong Nguyen Industry & Academic Cooperation In Chungnam National University (Iac) 1
#9306 Kais Azzouzi KAIST 1
#9306 Bony Hyun Chung Korea Research Institute Of Bioscience And Biotechnology 1
#9306 Young Man Song LG 1
#9306 Yeon Jin Yi K-Mac 1
#9306 Doohan Yoon Lg Energy Solution 1
#9306 Im Sik Chung Korea Research Institute Of Bioscience And Biotechnology 1
#9306 Jaemoon Im Hanbat National University Industry-Academic Cooperation Foundation 1
#9306 Kwangbok Shin Hanbat National University Industry-Academic Cooperation Foundation 1
#9306 Hyuckjin Choi KAIST 1
#9306 Geonho Han KAIST 1