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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 Nippon Shokubai Co., Sony, Nippon Thompson Co..

Showing 13,951–14,000 of 49,251 inventors

Rank Inventor Primary Company Patents
#13341 Kenji Rakutani Nippon Shokubai Co. 7
#13341 Tomoo Hayakawa Sony 7
#13341 Norimitsu Kitade Nippon Thompson Co. 7
#13341 Katsutoshi Ishiwata Saturn Licensing 7
#13341 Hidehito Azumano Shibaura Mechatronics 7
#13341 Hiromasa Saito Sony 7
#13341 Mikihiro Fujimoto Canon 7
#13341 Hiroshige Ito Asahi Glass Co. 7
#13341 Kiyoshi Shima Daikin Industries 7
#13341 Tomohiro Esaki Hitachi 7
#13341 Tomoya Kubota Nissan Motor Co. 7
#13341 Yoshinari Ueno — 7
#13341 Ayaka Nakatani Sony 7
#13341 Makoto Kodama Unknown 7
#13341 Chikako Tateishi Sony 7
#13341 Hiroyoshi Komaba Ricoh Company 7
#13341 Yasuo Sakata Kabushiki Kaisha Toshiba 7
#13341 Harumichi Hino Nippon Light Metal Company 7
#13341 Atsuo Hatono Hitachi 7
#13341 Kenta Hagiwara Kwansei Gakuin Educational Foundation 7
#13341 Yasuhiro Fukuyama Nissan Motor Co. 7
#13341 Eiichiro Yagi Shiseido Company, Limited 7
#13341 Nobuko Inoue Meiji Co. 7
#13341 Eriko Maruyama Ricoh Company 7
#13341 Noriaki Nakayama Oval 7
#13341 Souichi Takashige Hitachi 7
#13341 Ken Norota Ricoh Company 7
#13341 Katsuhiro Nakano Nitto Denko 7
#13341 Tomoshi Ohde Sony 7
#13341 Yuko Saitoh Pola Chemical Industries 7
#13341 Junzo Tokunaka Sony 7
#13341 Yasuyuki Takeuchi Toyo Seikan Co. 7
#13341 Mitsugu Yamada Hitachi 7
#13341 Tomoharu Kaneko Panasonic 7
#13341 Shunsuke TAKAGI Sony 7
#13341 Keigo Aga Sony 7
#13341 Masanori Ishizuka Fujitsu Limited 7
#13341 Makoto Kubo Sony 7
#13341 Toraichi Kaneko Showa Denko K.K. 7
#13341 Atsunobu Nobuchi Fujitsu Limited 7
#13341 Katsumi Toyama Sony 7
#13341 Tomohide Ohira Hitachi 7
#13341 Midori Kanaya Sony 7
#13341 Tomonobu Noda Kabushiki Kaisha Toshiba 7
#13341 Shouji Ooya Fujifilm 7
#13341 Katsumi Ajisaka Ajinomoto Co. 7
#13341 Yuji Sohda Asahi Glass Co. 7
#13341 Yuuichi Sugiyama Fujitsu Limited 7
#13341 Noritsugu Ozaki Fujitsu Limited 7
#13341 Michiyasu Tano Data Tec Co. 7

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