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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 Murata Manufacturing Co., Sony, Nec.

Showing 17,651–17,700 of 91,278 inventors

Rank Inventor Primary Company Patents
#16169 Fumihiko Kaneko Murata Manufacturing Co. 10
#16169 Naho Suzuki Sony 10
#16169 Kenji Sugahara Nec 10
#16169 Masatoshi Kagawa Oki Electric Industry Co. 10
#16169 Takashi Ninjouji Dena Co. 10
#16169 Masatoshi Araki — 10
#16169 Tetsuro Fukase Kurita Water Industries 10
#16169 Masaaki Hosouchi Hitachi 10
#16169 Akihiko Kagami Nec 10
#16169 Naoki Minato Oki Electric Industry Co. 10
#16169 Junichi Muramoto Sony 10
#16169 Naoaki Horiuchi Pioneer 10
#16169 Takeshi Yabuta Nippon Sheet Glass Company, Limited 10
#16169 Nobuyuki Ohkawa Daiichi Sankyo Company, Limited 10
#16169 Yasuhiko Shiinoki Snow Brand Milk Products Co. 10
#16169 Shigenori Ishii Riso Kagaku 10
#17667 Kazuki Eguchi Nec 9
#17667 Toshihiko Terada Denso 9
#17667 Kuniaki Shibuya Nitto Kohki Co. 9
#17667 Shigeru Uzawa Rubycon 9
#17667 Kouichi Mashiko Fujikura 9
#17667 Naotsugu Yoshida Nippon Steel 9
#17667 Yusuke ISHIYAMA Mitsubishi Electric 9
#17667 Tatsuo Ota Mitsubishi Electric 9
#17667 Noboru Koga Ricoh Company 9
#17667 Shigetatsu Katori Nec 9
#17667 Takashi Ebisutani Stanley Electric Co. 9
#17667 Toshimitsu Hayashi Hitachi 9
#17667 Ikuo Okumura Ihi Aerospace Co. 9
#17667 Isao Kawaguchi Ihi 9
#17667 Makiko Kan Sony 9
#17667 Fumihiko Ooka Oki Electric Industry Co. 9
#17667 Katsuo Nakazato Sumitomo Electric Industries 9
#17667 Mitsuru Nozaki Mitsubishi Gas Chemical Company 9
#17667 Takahiro Sawamura Fujitsu Limited 9
#17667 Shunji Kashiyama Casio Computer Co. 9
#17667 Satoru Tomisawa Renesas Electronics 9
#17667 Shinichi Iwashita Nec 9
#17667 Maki Shigematsu Asahi Glass Co. 9
#17667 Koichi Nagasaki Kyocera 9
#17667 Yasunari Sase Hitachi 9
#17667 Mitsuru Kawai Hirose Electric Co. 9
#17667 Yoichiro Mitsumoto Sony 9
#17667 Hideki Fukano NTT 9
#17667 Tomoyuki Sengoku Olympus 9
#17667 Yutaka Ikura Mitsubishi Electric 9
#17667 Norio Kojima Gc 9
#17667 Masanobu Yoshinaga Toppan Printing Co. 9
#17667 Yasuharu Amezawa Fujitsu Limited 9
#17667 Takazumi Seo Canon 9

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