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

Tokyo, JP All Time

716,148 patents  ·  91,278 inventors

Ranked #1 of 111,555 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed all time, with 716,148 patents from 91,278 inventors. Leading employers of inventors based in Tokyo, JP include Tdk, Sankyo Holdings Co., Hitachi.

Showing 14,101–14,150 of 91,278 inventors

Rank Inventor Primary Company Patents
#13732 Katsushi Yasuhara Tdk 12
#13732 Hideyuki Ukita Tdk 12
#13732 Fumitoshi Asai Sankyo Holdings Co. 12
#13732 Ryo Yamagata Hitachi 12
#13732 Hisashi Beppu Azbil 12
#13732 Takuji Imamura Mitsubishi Electric 12
#13732 Takahisa Fujita Sumitomo Osaka Cement Co. 12
#13732 Shozo Fukuyama Federal-Mogul Powertrain 12
#13732 Yoshio Seki Sumitomo Electric Industries 12
#13732 Yoshihide Tonogai Nidec Copal 12
#13732 Keiichi Nishihara Yanmar Holdings Co. 12
#13732 Masayoshi Imai Ebara 12
#13732 Katsuhiro Takebayashi Kawasaki Steel 12
#13732 Tomoya Fukuzumi Mitsubishi Electric 12
#13732 Yasuyuki Imaizumi Yoshino Kogyosho Co. 12
#13732 Sumio Morioka IBM 12
#13732 Yoko Sano Mitsubishi Electric 12
#13732 Fumio Harada — 12
#13732 Masayoshi Hirata Nec 12
#13732 Masahiro Kusunoki Kabushiki Kaisha Toshiba 12
#13732 Naoki Numaguchi Sony 12
#13732 Kazutaka Habu Sony 12
#13732 Michinori Naito Trio Kabushiki Kaisha 12
#13732 Yasuo Uchida Konishiroku Photo Industry Co. 12
#13732 Toshiro Mitsuhashi Oki Electric Industry Co. 12
#13732 Kentaro IMOTO Olympus 12
#13732 Tomoya Nomura Furukawa Electric Co. 12
#13732 Masayuki Kitamasu Suntory Holdings Limited 12
#13732 Toshio Iwasaki Hitachi 12
#13732 Shogo Yabuki Ntt Docomo 12
#13732 Atsumasa Sawada Nec 12
#13732 Hiroshi Usuda Sony 12
#13732 Ran Ogata Hitachi 12
#13732 Yasushi Yoda Sanyo Denki Co. 12
#13732 Tomonori Ijiri Terumo Kabushiki Kaisha 12
#13732 Song yun Kang Tokyo Electron Limited 12
#13732 Kaneto Tokuyama Canon 12
#13732 Yasuharu Sakuma Nippon Steel 12
#13732 Tsuyoshi Kuroiwa Synaptics Japan Gk 12
#13732 Takayuki Masuko Fujitsu Limited 12
#13732 Shigeru Tomiyama Yoshino Kogyosho Co. 12
#13732 Yugang Guo Ebara 12
#13732 Tomoo Hasegawa Bridgestone 12
#13732 Takahisa Toda Sanyo Denki Co. 12
#13732 Paulo Debenest GE 12
#13732 Chahn Lee Hitachi High-Technologies 12
#13732 Kenji Okajima Nec 12
#13732 Takeshi Kuriyagawa Hitachi Displays 12
#13732 Damien Le Moal Hitachi 12
#13732 Iwao Takahashi Nihon Kohden 12

Nearby-Ranked Cities

Yokohama, JP432,220