Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Cities › Tokyo, JP

Tokyo, JP 2019

30,927 patents  ·  15,298 inventors

Ranked #1 of 43,611 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2019, with 30,927 patents from 15,298 inventors. Leading employers of inventors based in Tokyo, JP include Topcon, Sony, Daio Paper.

Showing 12,701–12,750 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Mitsuo Ishii Topcon 1
#6064 YUGO SATO Sony 1
#6064 Masaomi Nabeta Sony 1
#6064 Daiki Yoshihara Daio Paper 1
#6064 Tsuyoshi Soma Ebara 1
#6064 Midori Inaba Canon 1
#6064 Takenori Matsumoto Mitsubishi Electric 1
#6064 Kouji Hirukawa Isuzu Motors Limited 1
#6064 Yujiro TATSUMI Nippon Steel 1
#6064 Isao MIYATANI Dai Nippon Printing Co. 1
#6064 Hiroyoshi TAKIGUCHI NTT 1
#6064 Yasuhiro Hirano Sumitomo Chemical 1
#6064 Yusaku Kaneta Rakuten Group 1
#6064 Satoru TOKUDA Renesas Electronics 1
#6064 Nobuyoshi Sugahara Canon 1
#6064 Dai AKASHI Alaxala Networks 1
#6064 Yoshihiro Ohashi Canon 1
#6064 Shunji Sekiguchi Nippon Paper Industries Co. 1
#6064 Yoshiro Riho Elpida Memory 1
#6064 Katsuyoshi Aikawa Tokyo Electron Limited 1
#6064 Kosei Kiyohara Disco 1
#6064 Yoko Kokugan Hitachi 1
#6064 Taisuke Masuko Tdk 1
#6064 Yasutaka Bessho Ihi 1
#6064 Kanjiro Miyata The University Of Tokyo 1
#6064 Akiko SHIGA Nikon 1
#6064 Ichiro Oshima Denki Kogyo Company, Limited 1
#6064 Shun Ogawa Mitsubishi Gas Chemical Company 1
#6064 Hiroshi Koike Yupo 1
#6064 Takumi Fujita Ntn 1
#6064 Haruki Takeuchi Sinfonia Technology Co. 1
#6064 Yoshihiro Kamon Mitsubishi Chemical 1
#6064 Satoru Akiyama Hitachi 1
#6064 Akio KASUGA Konica Minolta 1
#6064 Tomoyoshi Imaizumi Astellas Pharma 1
#6064 Toru Hatae Tokyo Gas Co. 1
#6064 Tatehito Usui Hitachi 1
#6064 Naoya NONAKA Sumco 1
#6064 Tomoya Murotani Seiko Epson 1
#6064 Masaki Mizuochi Hitachi High-Technologies 1
#6064 Yuko Nagare Shiseido Company, Limited 1
#6064 Katsuyoshi Onishi Sony 1
#6064 Junpei Kusukawa Hitachi 1
#6064 Tomoyori Iwao Canon 1
#6064 Kenji Shimomura Riso Kagaku 1
#6064 Eiji Nakazawa Casio Computer Co. 1
#6064 Yusuke Kimata Nec 1
#6064 Junya Hayakawa Fujikoki 1
#6064 Hiroki ISHIYAMA Mitsubishi Electric 1
#6064 Misato Fukami — 1

Nearby-Ranked Cities

Seoul, KR21,314