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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 Fanuc, Hitachi, Mitsubishi Electric.

Showing 14,601–14,650 of 91,278 inventors

Rank Inventor Primary Company Patents
#13732 Takeshi Arakaki Fanuc 12
#13732 Yukari Hatta Hitachi 12
#13732 Yuji Hiraoka Mitsubishi Electric 12
#13732 Hidetaka Oguma Mitsubishi Electric 12
#13732 Yasuharu Iwaki Fujitsu Limited 12
#13732 Kanichi Tokuda Topcon 12
#13732 Hiroyuki Sakurayama Mayekawa Mfg. Co. 12
#13732 Tetsuo Asakawa Ricoh Company 12
#13732 Naoki Shinmen Sony 12
#13732 Tatsuo Ikawa Kabushiki Kaisha Toshiba 12
#13732 Atsushi Ishiguro Zeon 12
#13732 Naoki Nakata Jfe Steel 12
#13732 Kunihiro Watanabe Murata Manufacturing Co. 12
#13732 Takuma Kadoya Mitsubishi Electric 12
#13732 Mitsuyoshi Yasuda Sony 12
#13732 Masashi Sakai Mitsubishi Electric 12
#13732 Motoyoshi Kawai Nec 12
#13732 Sakae Okazaki Sony 12
#13732 Tomoya MURASE Zeon 12
#13732 Ippei Murata Shiseido Company, Limited 12
#13732 Yuriko Yamaguchi Toyota 12
#13732 Haruya Ishizaki Nec 12
#13732 Tetsuo Komura Mitsubishi Electric 12
#13732 Teruyuki HARA Mitsubishi Electric 12
#13732 Takatoshi Nishii Subaru 12
#13732 Ryota Matsumoto Sony 12
#13732 Tetsumi OCHI Nikkiso Co. 12
#13732 Junji Inoue Ihi 12
#13732 Akira Fukada Sony 12
#13732 Takemasa Ishikuro Oki Data 12
#13732 Takakazu Ishigami Olympus 12
#13732 Taiji Miyake Kureha 12
#13732 Yasunari Hatasawa Sony 12
#13732 Atsuro Oonishi Kabushiki Kaisha Toshiba 12
#13732 Hideyuki Torimoto Gnss Technologies 12
#13732 Yusuke Muranaka NTT 12
#13732 Kaori Nakano Toyo Ink Mfg. Co. 12
#13732 Maki Nishio Bristol-Meyers 12
#13732 Masahiro Haruyama Oki Data 12
#13732 Kentaro Konishi Tokyo Electron Limited 12
#13732 Juji Kishimoto Canon 12
#13732 Junichiro Yamakawa Nihon Dempa Kogyo Co. 12
#13732 Hideyuki Yokou Elpida Memory 12
#13732 Shinsuke Itoh Hoya 12
#13732 Shyoichi Watanabe Oki Electric Industry Co. 12
#13732 Yutaka Ozaki Mitsubishi Electric 12
#13732 Takeshi Murayama Alps Electric Co. 12
#13732 Yudai Fukaya Canon 12
#13732 Yuko Hama Asahi Glass Co. 12
#13732 Yukihide Yanobu Mitsubishi Electric 12

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