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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, Nsk, Sumitomo Osaka Cement Co..

Showing 15,001–15,050 of 91,278 inventors

Rank Inventor Primary Company Patents
#14828 Takafumi Fujimori Mitsubishi Electric 11
#14828 Yuho Aoki Nsk 11
#14828 Tomomi ITO Sumitomo Osaka Cement Co. 11
#14828 Akihito Okumura Seiko Instruments 11
#14828 Kazuo Yamagiwa Sony 11
#14828 Mitsunobu Gotoda Mitsubishi Electric 11
#14828 Tomoaki Nishiguchi Hitachi 11
#14828 Masanobu Tsuchiya Yokogawa Electric 11
#14828 Ryo Shoda Toppan Printing Co. 11
#14828 Mamoru Yamaguchi Toyota 11
#14828 Toshihiko Ryu Nec 11
#14828 Tomoya Kurosawa Japan Aviation Electronics Industry, Limited 11
#14828 Tateki Nakamura Hitachi 11
#14828 Kazuhiko Kashima Toshiba Ceramics Co. 11
#14828 Koma Nakatani Velbon International 11
#14828 Masakatsu Kuroki E.I. Du Pont De Nemours And 11
#14828 Yoshifumi Honmatsu Polymatech Co. 11
#14828 Keiji Kobashi Hitachi 11
#14828 Noboru Egawa Oki Electric Industry Co. 11
#14828 Satoshi Noma Nec 11
#14828 Taiichi Takezaki Hitachi 11
#14828 Kotaro Yoshida Honda Motor Co. 11
#14828 Kahei Nakamura Ricoh Company 11
#14828 Shuto Higashi Honda Motor Co. 11
#14828 Tomoya Sugiyama Chugai Pharmaceutical 11
#14828 Manabu Tago Kabushiki Kaisha Toshiba 11
#14828 Yumiko Terada Seiko Instruments & Electronics 11
#14828 Toshikazu Miyashita Nec 11
#14828 Shohei Numata Mitsubishi Hitachi Power Systems 11
#14828 Toshiaki Ohtsuka Daiichi Sankyo Company, Limited 11
#14828 Takeshi Yoshizumi Ricoh Company 11
#14828 Yasuhiro Maehara Sumitomo Metal Industries 11
#14828 Naoki Hayakawa Hitachi Construction Machinery Co. 11
#14828 Yuuji Matsuda Ricoh Company 11
#14828 Masakatsu Hasuda Sii Nanotechnology 11
#14828 Hiroshi Honjo Sony 11
#14828 Atsuko Fukui Ryukakusan Co. 11
#14828 Kazuya UEJIMA Renesas Electronics 11
#14828 Takanori Mukai Sony 11
#14828 Hyakka Nakada Hitachi 11
#14828 Kenji Ohtsuka Japan Pionics Co. 11
#14828 Tetsuya Iijima Nissan Motor Co. 11
#14828 Kaoru Kurita Freund Industrial Co. 11
#14828 Hiromasa Miyashita Japan Display 11
#14828 Kinichi Aoki Japan Display 11
#14828 Seiji Kashiwagi Ebara 11
#14828 Toshiyuki Ikoma National Institute For Materials Science 11
#14828 Kazukuni NISHIMURA Konica Minolta 11
#14828 Tomoyuki Tachikawa Dai Nippon Printing Co. 11
#14828 Takeshi Yokoo Daicel 11

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Yokohama, JP432,220