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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 Hitachi, Oki Electric Industry Co., Hitachi High-Technologies.

Showing 12,801–12,850 of 91,278 inventors

Rank Inventor Primary Company Patents
#12705 Nao Saito Hitachi 13
#12705 Hidetaka Kodama Oki Electric Industry Co. 13
#12705 Keita Nogi Hitachi High-Technologies 13
#12705 Yoshihiro Kawada Nippon Kayaku 13
#12705 Yoshihiro Iwata Hitachi Denshi 13
#12705 Masaru Zaitsu Asm Ip Holding B.V. 13
#12705 Keiyo Kusanagi Micron 13
#12705 Michiya Yamada Fuji Electric Co. 13
#12705 Masabumi Ito Asahi Glass Co. 13
#12705 Shozo Ishiyama Konishiroku Photo Industry Co. 13
#12705 Kazutaka Asabe Nippon Steel & Sumitomo Metal 13
#12705 Yu SAKURAI Tdk 13
#12705 Akihiko Sugitani Ushio Denki Kabushiki Kaisha 13
#12705 Nobuhito Mori Hitachi 13
#12705 Kazutaka Nishina National University Corporation Tokyo Medical And Dental University 13
#12705 Yasuhide Yamashita Tdk 13
#12705 Akihiro Yuuki Mitsubishi Heavy Industries Engine & Turbocharger 13
#12705 Tetsuri ARIYAMA Nec 13
#12705 Kayo Mukai Canon 13
#12705 Osamu Cynshi Chugai Pharmaceutical 13
#12705 Hiromitsu Inoue Mitsubishi Electric 13
#12705 Yoshiro OKAZAKI Olympus 13
#12705 Kazuyuki Hirose Shimano 13
#12705 Hiroyuki Mano Astellas Pharma 13
#12705 Akihito Wakui Hitachi High-Technologies 13
#12705 Akira Kawabata Denso 13
#12705 Akinobu Nakamura Nec 13
#12705 Taku Aratsu IBM 13
#12705 Eiichi Asada Shoei Chemical 13
#12705 Kotaro Asaka Sony 13
#12705 Mayuko Okamoto Toyo Ink Sc Holdings Co. 13
#12705 Katsunobu Kishi Nitto Kohki Co. 13
#12705 Yoshifumi Fujisaki Aac Optics Solutions Pte. 13
#12705 Satoru Yamano Nec 13
#12705 Takaho Koshiishi Ricoh Company 13
#12705 Shinnosuke Soda Mitsubishi Electric 13
#12705 Toshiya Okabe Nec 13
#12705 Yoshiki Kino Canon 13
#12705 Kazukiyo Tamada Fujitsu Limited 13
#12705 Masaki Unishi Canon 13
#12705 Haruhiko Sato Chugai Pharmaceutical 13
#12705 Naohiko Matsuda Mitsubishi Electric 13
#12705 Koichi Matsuzaki Oki Data 13
#12705 Toshio Uehara Trek 13
#12705 Hiroaki Shibasaki Pioneer 13
#12705 Hiroshi Iwaki Sanyo Electric Co. 13
#12705 Masanari Yamaguchi Sony 13
#12705 Keigo KOHNO Sekisui Medical Co. 13
#12705 Yuki MURAMATSU Honda Motor Co. 13
#12705 Nobutatsu Nakamura Nec 13

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Yokohama, JP432,220