Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Cities › Yokohama, JP

Yokohama, JP All Time

432,220 patents  ·  49,251 inventors

Ranked #6 of 111,555 cities Top 1%

Yokohama, JP ranks #6 worldwide for total patents filed all time, with 432,220 patents from 49,251 inventors. Leading employers of inventors based in Yokohama, JP include Fujitsu Limited, Hitachi, Hitachi Unisia Automotive.

Showing 15,751–15,800 of 49,251 inventors

Rank Inventor Primary Company Patents
#14781 Hideaki Takekuma Fujitsu Limited 6
#14781 Hideki Takaki Fujitsu Limited 6
#14781 Norio Yatsuda Hitachi 6
#14781 Naotaka Nakura Hitachi Unisia Automotive 6
#14781 Kiyohumi Mitsuze Fujitsu Limited 6
#14781 Osamu Yonekawa Sumitomo Electric Industries 6
#14781 Chiaki Igarashi Ebara 6
#14781 Hideo Ohnuki Hitachi 6
#14781 Momoko Kakutani Ebara 6
#14781 Hajime Noda Furukawa Electric Co. 6
#14781 Tsuneo Sakauchi Nissan Motor Co. 6
#14781 Kenzo Miura Mitsui Engineering & Shipbuilding Co. 6
#14781 Haruhiko Arai Fujitsu Limited 6
#14781 Ken Honma — 6
#14781 Tatsuo Shiino Fujitsu Limited 6
#14781 Michiru Hata 3M 6
#14781 Hiroyasu Matsuzaki Murata Manufacturing Co. 6
#14781 Takanobu Kamo Sony 6
#14781 Tatsuo Koyama Honda Motor Co. 6
#14781 Tokinori Furuichi Hitachi 6
#14781 Tomihisa Koshino Unknown 6
#14781 Toshiyuki Hachiya Fujitsu Limited 6
#14781 Masatoshi Asami Sumitomo Chemical 6
#14781 Naoya Iwama Alps Electric Co. 6
#14781 Akio Yashiba Ricoh Company 6
#14781 Masato Kuga Kabushiki Kaisha Toshiba 6
#14781 Tsutomu Teshima Kanebo, Limited 6
#14781 Akira Takeishi Tdk 6
#14781 Kazuhisa Masuko — 6
#14781 Eri Suzuki Asahi Glass Co. 6
#14781 Toshiaki Sasahara Nippon Polyurethane Industry Co. 6
#14781 Kaoru Satoh Ricoh Company 6
#14781 Akiko Takashima Merck 6
#14781 Yoshinori Nagao Canon 6
#14781 Yukiyasu Ito Hitachi 6
#14781 Koichi Yoneta Hitachi 6
#14781 Takeo Masuda Hitachi 6
#14781 Masataka Matsute Sony 6
#14781 Shinya Amano Kabushiki Kaisha Toshiba 6
#14781 Yasuhiro Isomichi Sumitomo Electric Industries 6
#14781 Tsuyoshi Taniyama Nissan Motor Co. 6
#14781 Kazuyoshi Sekine Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry 6
#14781 Keiichiro Tabata Bridgestone 6
#14781 Moriyoshi Kawasaki Harada Kogyo 6
#14781 Mamoru Kido — 6
#14781 Yoichi Toida Mitutoyo 6
#14781 Akihide Kashiwagi Sony 6
#14781 Koichi Takinami Ajinomoto Co. 6
#14781 Masahiko Hodumi — 6
#14781 Motoo Miura Showa Denko K.K. 6

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