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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 Mitsubishi Electric, Tomy Company, Sony.

Showing 15,551–15,600 of 91,278 inventors

Rank Inventor Primary Company Patents
#14828 Masatoshi Nishimura Mitsubishi Electric 11
#14828 Hisao Nishimoto Tomy Company 11
#14828 Fumihiko Kaise Sony 11
#14828 Hironori Kakiuchi Tdk 11
#14828 Toshiyuki Okutome Torii & Co. 11
#14828 Akihiro Iwamatsu Kirin Beer Kabushiki Kaisha 11
#14828 Yoshihisa Kanada IBM 11
#14828 Yuki Yamaguchi Kowa Company 11
#14828 Shogo Konya Nippon Steel 11
#14828 Tsutomu Nagata Daiichi Pharmaceutical Co. 11
#14828 Koichi Masuo Mitsubishi Electric 11
#14828 Masayuki Sasagawa Konica 11
#14828 Shunsuke Kurasawa Sony 11
#14828 Nobuo Yamanaka Yoshino Kogyosho Co. 11
#14828 Hideki Tomozawa Showa Denko K.K. 11
#14828 Takayuki Taki Adeka 11
#14828 Michihiro Sugahara Olympus 11
#14828 Mayumi Seki Panasonic 11
#14828 Mihoko Hotta Sumitomo Electric Industries 11
#14828 Sachie Yamamoto Olympus 11
#14828 Takashi Izawa Aruze Gaming America 11
#14828 Sho Mizuno Hitachi-Omron Terminal Solutions 11
#14828 Masakazu Mizokami Renesas Electronics 11
#14828 Takashi Horai Tdk 11
#14828 Kiyoshi Sakata Unknown 11
#14828 Kousuke Hara Denso 11
#14828 Takuya Iijima Kabushiki Kaisha Toshiba 11
#14828 Katsunori Doi Kabushikikaisha Equos Research 11
#14828 Megumi Kitamura Ricoh Company 11
#14828 Yoshihito Watanabe Thk Co. 11
#14828 Masahiro Ishiwata — 11
#14828 Minoru Saeki Toyota 11
#14828 Kazuhiko Nakao Kabushiki Kaisha Toshiba 11
#14828 Shinji Hidaka Casio Computer Co. 11
#14828 Ken Naitoh Nissan Motor Co. 11
#14828 Shizuo Morioka Kabushiki Kaisha Toshiba 11
#14828 Atsushi Fuse Sony 11
#14828 Atushi Sato Toyota 11
#14828 Osamu Ishihara Mitsubishi Electric 11
#14828 Nakanobu Moritani Seikosha Co. 11
#14828 Mie Nonaka Bridgestone 11
#14828 Yu Takeuchi Asahi Glass Co. 11
#14828 Hidenaga Takahashi Fujitsu Semiconductor Limited 11
#14828 Motoki Higashida Renesas Technology 11
#14828 Naomichi Yoshida Hitachi Industrial Equipment Systems Co. 11
#14828 Yoshiko Kasuga Hoya 11
#14828 Masaki Wakisaka Mitsubishi Electric 11
#14828 Mitsuki Kanda Fujitsu Component Limited 11
#14828 Kaoru Sakinada Taiyo Yuden Co. 11
#14828 Ichiro Tokimitsu Kao 11

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Yokohama, JP432,220