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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 Olympus Optical Co., Shionogi & Co., Dai-Ichi Seiko Co..

Showing 13,051–13,100 of 91,278 inventors

Rank Inventor Primary Company Patents
#12705 Takeo Asano Olympus Optical Co. 13
#12705 Masaharu Kume Shionogi & Co. 13
#12705 Masatoshi Takemoto Dai-Ichi Seiko Co. 13
#12705 Kazuyuki Misumi Renesas Electronics 13
#12705 Hirokazu Fukuyoshi Nec Lcd Technologies 13
#12705 Noriko Kase Fujirebio 13
#12705 Takehiko Eguchi HGST 13
#12705 Takehiko Moriya Tohoku Electric Power Company 13
#12705 Akihito Tokutsu Kabushiki Kaisha Toshiba 13
#12705 Toyoshi Okada Sony 13
#12705 Tadatomi Ishigami Mitsubishi Electric 13
#12705 Yuki Matsuno Keiwa Incorporated 13
#12705 Masaichi Yamamoto Arigen Pharmaceuticals 13
#12705 Takumi Asanuma Furukawa Electric Co. 13
#12705 Toshiaki Yonezu Renesas Electronics 13
#12705 Mitsunori Kori Mitsubishi Electric 13
#12705 Youichi Takashima NTT 13
#12705 Toshinari Tamura Yamanouchi Pharmaceutical Co. 13
#12705 Yui Yoshida NTT 13
#12705 Yasuaki Kato Mitsubishi Electric 13
#12705 Tetsuya Handa Casio Computer Co. 13
#12705 Tomohiro Hanai Hitachi 13
#12705 Makoto Fujimura Sumitomo Chemical 13
#12705 Shuya Sano Mitsubishi Electric 13
#12705 Akimitsu Yoshida Canon 13
#12705 Mamoru Nakanishi NTT 13
#12705 Kazuo Koyama Sankyo Holdings Co. 13
#12705 Satoshi Kawara Canon 13
#12705 Yasuaki Ishiguro Nikon 13
#12705 Junji Kajihara Sony 13
#12705 Takeyuki Fujii Sony 13
#12705 Takashi Yanase Fujitsu Limited 13
#12705 Shigeaki Muto Kureha Kagaku Kogyo 13
#12705 Naoko Ono Kabushiki Kaisha Toshiba 13
#12705 Ippei Ohashi Panasonic 13
#12705 Masaya Hirashima Kabushiki Kaisha Toshiba 13
#12705 Tadaaki Kato Kureha Kagaku Kogyo 13
#12705 Tsubasa Shiratori Adeka 13
#12705 Kunihiko Hidaka Nissan Motor Co. 13
#12705 Toru Aoyagi Alps Electric Co. 13
#12705 Yutaka Kinose Nippon Chemical Industrial Co. 13
#12705 Shohei Ohsawa IBM 13
#12705 Tatsuhiko Miyata Hitachi 13
#12705 Yoshitomo Ono Lintec 13
#12705 Katsuhiro Ota Hitachi 13
#12705 Yuji Soejima Subaru 13
#12705 Naotaka Kuroda Nec 13
#12705 Yoshiharu Hiruma Daiichi Sankyo Company, Limited 13
#12705 Kazutomo Imi Mitsumi Electric Co. 13
#12705 Yukinaka Uchiyama Ricoh Company 13

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