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USPTO Patent Rankings Data through Sept 30, 2025
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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 National University Corporation Tokyo Medical And Dental University, Sony, Takata.

Showing 14,301–14,350 of 91,278 inventors

Rank Inventor Primary Company Patents
#13732 Hidehiro Mizusawa National University Corporation Tokyo Medical And Dental University 12
#13732 Yoshiaki Nishide Sony 12
#13732 Akifumi Takedomi Takata 12
#13732 Yuya ABIKO Renesas Electronics 12
#13732 Takashi Sugane Astellas Pharma 12
#13732 Tetsuaki Okahiro Elpida Memory 12
#13732 Teiichiro Nishizaka Nec Electronics 12
#13732 Nobuyuki Aoyagi Shinkawa 12
#13732 Takashi Ohyama Honda Motor Co. 12
#13732 Kiichiro Murotani Mitsubishi Electric 12
#13732 Katsutoshi Katoh IBM 12
#13732 Masakazu Katsuno Nippon Steel & Sumitomo Metal 12
#13732 Kazumasa Sasakura Shinkawa 12
#13732 Masatoshi Sugiyama Fujitsu Limited 12
#13732 Kikuo Makita Nec 12
#13732 Shigeru Katsuragi Ricoh Company 12
#13732 Haruo Kawasaki Ajinomoto Co. 12
#13732 Kotaro Yamashita Hitachi High-Technologies 12
#13732 Jiro Masuko Kureha Kagaku Kogyo 12
#13732 Toru Takamichi Nec 12
#13732 Akiyuki Minami Oki Electric Industry Co. 12
#13732 Kazushi Sano Dowa Mining Co. 12
#13732 Atsushi Asayama Canon 12
#13732 Mutsumi Tsuda Mitsubishi Electric 12
#13732 Min Lin Tdk 12
#13732 Toshiro Koyanagi Takata 12
#13732 Norikatsu Myojin Stanley Electric Co. 12
#13732 Masato Yamasaki Sumitomo Electric Industries 12
#13732 Kikuo Kaga Mitomo 12
#13732 Toshiki Miyano Eastman Kodak 12
#13732 Satoru Tanio Olympus 12
#13732 Shinrou Ohta Ebara 12
#13732 Yoshihisa Sone Terumo Kabushiki Kaisha 12
#13732 Tetsuya Kawamoto Panasonic 12
#13732 Tatsufumi Funayama Pioneer 12
#13732 Hiroshi Kuribara Honda Motor Co. 12
#13732 Prakash CHAKI Nec 12
#13732 Mikio Kawamura Nippon Steel & Sumitomo Metal 12
#13732 Takashi Chino Shin-Etsu Chemical Co. 12
#13732 Masayuki Nozawa Daiichi Pure Chemicals Co. 12
#13732 Shoji Kogo Konica Minolta 12
#13732 Akihiro HONYA Konica Minolta 12
#13732 Masaru Morohashi Micron 12
#13732 Koji Usuda Kabushiki Kaisha Toshiba 12
#13732 Yuhki Kinpara Sumitomo Osaka Cement Co. 12
#13732 Tomomi Nakamura Sharp Kabushiki Kaisha 12
#13732 Tsuneo Tsukagoshi Nec 12
#13732 Yoshifumi Yuasa Takasago International 12
#13732 Shizen Sasaki Nec 12
#13732 Katsuya Sato Hitachi 12

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