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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 Japan Aviation Electronics Industry, Limited, Ricoh Company, Sony.

Showing 18,651–18,700 of 91,278 inventors

Rank Inventor Primary Company Patents
#17667 Kumi Hirose Japan Aviation Electronics Industry, Limited 9
#17667 Masayuki Suzaki Ricoh Company 9
#17667 Kimio Maki Sony 9
#17667 Tetsuo Oikawa Fujitsu Limited 9
#17667 Yuzo Otsuka Tetra Laval Holdings & Finance S.A. 9
#17667 Yoji Okabe The University Of Tokyo 9
#17667 Masahiro Imade Panasonic 9
#17667 Taeko Tatebayashi Ricoh Company 9
#17667 Masaji Haneda Ntn 9
#17667 Naoto Tokutake Konica 9
#17667 Kazuhiro Homma Honda Tsushin Kogyo Co. 9
#17667 Satoru Karasawa Oki Electric Industry Co. 9
#17667 Junpei Yoshikawa Tachi-S Co. 9
#17667 Yuji Kuramoto Mitsubishi Electric 9
#17667 Takanari Nawata Mitsubishi Gas Chemical Company 9
#17667 Naoshi Kobuya Sony 9
#17667 Takashi Horino Neturen Co. 9
#17667 Kimito Horie Oki Electric Industry Co. 9
#17667 Yasuharu Watanabe Rakuten Group 9
#17667 Toshiki SHIBAHARA NTT 9
#17667 Koichi Ishimi Renesas Electronics 9
#17667 Kazunaga Yoshida Nec 9
#17667 Munehiro Oda Meiji Milk Products Co. 9
#17667 Akihito Wada Nidec Sankyo 9
#17667 Tomohiko Tamada Japan Aviation Electronics Industry, Limited 9
#17667 Keiji Tsuji Laurel Bank Machines Co. 9
#17667 Shigeyuki Araki Ricoh Company 9
#17667 Kotaro Ito Kikkoman 9
#17667 Tomomu Ishikawa Maxell 9
#17667 Tetsukazu Sugiya Disco 9
#17667 Kunimune Kawamura Yamabiko 9
#17667 Satoshi Genda Disco 9
#17667 Akinori NISHIDE Hitachi 9
#17667 Minoru Ohtsuka Mitsubishi Mining 9
#17667 Junji Ujihara Konica 9
#17667 Tsutomu Hiroya Nlt Technologies 9
#17667 Takeyuki Hori Mitsubishi Electric 9
#17667 Hiromi Horiuchi Mitsubishi Kasei 9
#17667 Manabu Yanagimoto Hitachi 9
#17667 Yuichiro Ohta Fujitsu Limited 9
#17667 Yasumi Takase Konami 9
#17667 Tomohiro Moriyama Hitachi 9
#17667 Chiyuki Nakamata Ihi 9
#17667 Tomofune Tani Nippon Steel 9
#17667 Tomoji Terakado Nec 9
#17667 Yukihiro Naito Nec 9
#17667 Kenichi Nishigaki Mitsubishi Kinzoku 9
#17667 Tadao Etani Japan Tobacco 9
#17667 Tetsuji Uezono Eastman Kodak 9
#17667 Hiroshi Takeyama Denso 9

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