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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 Asahi Kasei Kabushiki Kaisha, Mhi Vestas Offshore Wind A/S, Hitachi.

Showing 17,901–17,950 of 91,278 inventors

Rank Inventor Primary Company Patents
#17667 Hirokazu Kamine Asahi Kasei Kabushiki Kaisha 9
#17667 Hideyasu Fujioka Mhi Vestas Offshore Wind A/S 9
#17667 Takuya OKUYAMA Hitachi 9
#17667 Masato Kubota Mitsubishi Electric 9
#17667 Mikiro Hayashi Kyowa Hakko Bio Co. 9
#17667 Masashi Kawashita Toppan Printing Co. 9
#17667 Hiroki Saijo Sony 9
#17667 Masakazu Nakabayashi Mitsubishi Electric 9
#17667 Tadahiro Kaneko Toshiba Electric Equipment 9
#17667 Shinpei Sakata Square Enix Co. 9
#17667 Yasuyuki Koguchi Ddk 9
#17667 Koutarou Oka Mitsubishi Electric 9
#17667 Kazuhiro Nagayama Mitsubishi Chemical 9
#17667 Tomoyuki Miyoshi Hitachi 9
#17667 Ryoichi Komiya Sharp Kabushiki Kaisha 9
#17667 Masahiro Totsuka Mitsubishi Electric 9
#17667 Yuka KIYAMA Sony 9
#17667 Kei Nishizawa Tomy Company 9
#17667 Hiroshi Izutsu Hitachi Chemical Company 9
#17667 Ryohei Matsui Hitachi 9
#17667 Toshiaki KUMAGAI Komatsu 9
#17667 Kuri Kasuya Honda Motor Co. 9
#17667 Kazuhiro Aida Hitachi 9
#17667 Yu Nakashima Honda Motor Co. 9
#17667 Shinya Sagawa Subaru 9
#17667 Tsugio Sugawara Nec 9
#17667 Kazuki Oono Gree Holdings 9
#17667 Keiji Hanawa Subaru 9
#17667 Aki Kimura Mitsubishi Electric 9
#17667 Shigeki Tsukatani Sony 9
#17667 Shingo Shimada Oki Electric Industry Co. 9
#17667 Masayuki Marubashi Subaru 9
#17667 Takamori Yamaguchi Sony 9
#17667 Mitsuhiro KADOTA Hitachi 9
#17667 Kumiko Ishii Micron 9
#17667 Takuma Yoshida Fujitsu Frontech Limited 9
#17667 Toru Shiraki Mitsubishi Electric 9
#17667 Chinobu Sakai Kabushiki Kaisha Toshiba 9
#17667 Keiko Oka Hitachi 9
#17667 Ryoh INABA Hitachi Astemo 9
#17667 Tetsuya Oba Mitsubishi Electric 9
#17667 Toshisada MARIYAMA Mitsubishi Electric 9
#17667 Yusuke Koizumi Mitsubishi Pencil Company, Limited 9
#17667 Toshimitsu Noguchi Hitachi 9
#17667 Masafumi Take Seiko Instruments 9
#17667 Zisheng LI Hitachi 9
#17667 Hodaka Mukohara Honda Motor Co. 9
#17667 Daisuke Haraguchi Riverfield 9
#17667 Noritaka Matsubara Furukawa Electric Co. 9
#17667 Mizuki Ogawa Mitsubishi Electric 9

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Yokohama, JP432,220