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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 Sony, Sumitomo Electric Industries, Sumco.

Showing 18,101–18,150 of 91,278 inventors

Rank Inventor Primary Company Patents
#17667 Shina Kirita Sony 9
#17667 Toshihiko Mizukami Sumitomo Electric Industries 9
#17667 Ryusuke Yokoyama Sumco 9
#17667 Kaoru Usui Fujitsu Limited 9
#17667 Harumichi Kabaya Citizen Watch Co. 9
#17667 Ilya Reshetouski Sony 9
#17667 Ikuo Matsumoto Banyu Pharmaceutical Co. 9
#17667 Hiroaki Mito Hitachi High-Technologies 9
#17667 Takanobu Haga Hitachi High-Technologies 9
#17667 Tomoki Furuya Lenovo Innovations Limited (Hong Kong) 9
#17667 Satomi Shioiri Nec 9
#17667 Yoshiyuki Sugai Akebono Brake Industry Co. 9
#17667 Katsuji Seki Akebono Brake Industry Co. 9
#17667 Masato Miyata Olympus Imaging 9
#17667 Naoto Fukuoka Olympus 9
#17667 Seiji Amanuma Advantest 9
#17667 Tooru Yamagishi Victor Company Of Japan 9
#17667 Takao Matsuoka Hitachi Koki Co. 9
#17667 Shingo Dekamo Nippon Gas Co. 9
#17667 Norio Shimamura Tokyo Tatsuno Co. 9
#17667 Takanobu Shiokawa Pentax 9
#17667 Koutatsu Oura Olympus Optical Co. 9
#17667 Keitaro Sugihara Toppan Printing Co. 9
#17667 Ryuichi Hashido Mitsubishi Electric 9
#17667 Takaaki Hiroi Ricoh Company 9
#17667 Eiichi Higashikawa Toppan Printing Co. 9
#17667 Sadao Sato Furuno Electric Company Limited 9
#17667 Sadanori Taguchi Hitachi 9
#17667 Masami Itoh Ricoh Company 9
#17667 Yukiyasu Arisawa Kabushiki Kaisha Toshiba 9
#17667 Jiro Shimbo Renesas Electronics 9
#17667 Masanori Oshimi Panasonic 9
#17667 Tomoyuki Mitsui Nec 9
#17667 Hitoshi Katou Combi 9
#17667 Yuuji Itou Hitachi Industrial Equipment Systems Co. 9
#17667 Yuichi Kadokawa Ricoh Company 9
#17667 Kensuke Izuma Copyer Co. 9
#17667 Takayoshi Okabe The University Of Tokyo 9
#17667 Masami Gokita Kabushiki Kaisha Toshiba 9
#17667 Takahiko Murakami Mitsubishi Electric 9
#17667 Yoshiaki Itoh Sumitomo Electric Industries 9
#17667 Naomi Ohtsuka Nippon Suisan Kaisha 9
#17667 Kazuyuki Tsuchiya Astellas Pharma 9
#17667 Fuyuhiko Teramoto Hitachi 9
#17667 Kazutoshi Konno Hitachi 9
#17667 Masanao Takaishi Sumitomo Chemical 9
#17667 Jun Tagami Kajima 9
#17667 Hironobu Kawaguchi Mitsubishi Electric 9
#17667 Toshihiko Harajiri Seiko Instruments 9
#17667 Kenji Kitagawa Somar 9

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Yokohama, JP432,220