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USPTO Patent Rankings Data through Sept 30, 2025
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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 Mitsui Toatsu Chemicals, Incorporated, Sony, Fujifilm.

Showing 14,101–14,150 of 49,251 inventors

Rank Inventor Primary Company Patents
#13341 Ryuji Haseyama Mitsui Toatsu Chemicals, Incorporated 7
#13341 Yoshinori Kotsugai Sony 7
#13341 Kosuke Takasaki Fujifilm 7
#13341 Masaharu Shiotani Meiji Seika Kaisha 7
#13341 Yoshikazu Urabe NTT 7
#13341 Kotaro Shinozaki 3M 7
#13341 Tamotsu Nakazawa Canon 7
#13341 Mitsuo Sudo Hitachi 7
#13341 Yuji Tokushima Ricoh Company 7
#13341 Ritsushi Taira Fujitsu General Limited 7
#13341 Fujio Fujita Hitachi 7
#13341 Kichie Matsuzaki Hitachi 7
#13341 Fumi Kosaka Fujifilm Business Innovation 7
#13341 Hisashi Onari Hitachi 7
#13341 Yohsuke MURAMOTO Ricoh Company 7
#13341 Toshiyuki Nakano Kabushiki Kaisha Toshiba 7
#13341 Akihiro Takashima Sony 7
#13341 Hirokazu Tanizawa HGST 7
#13341 Hiroto Toba Sumitomo Electric Industries 7
#13341 Junko Saito Sony 7
#13341 Hidenobu Noda Sony 7
#13341 Jun FUJIYAMA Panasonic 7
#13341 Yukiko Hirano Ricoh Company 7
#13341 Takuya Miyata Komatsu 7
#13341 Shunji Kurisu Kabushiki Kaisha Toshiba 7
#13341 Takuma Kasai Ricoh Company 7
#13341 Toshiko Matsumoto — 7
#13341 Katsura Kawakami Sumitomo Electric Industries 7
#13341 Isshou Uehara Nissan Motor Co. 7
#13341 Sanae Ikeda Canon 7
#13341 Katsugi Kitatani Fujitsu Limited 7
#13341 Mitsugu Shioda Nifco 7
#13341 Mitsuhiro Yashiro Alpine Electronics 7
#13341 Shigeru Suemori Sumitomo Electric Industries 7
#13341 Takahisa Okada HGST 7
#13341 Katsumi Honda Sony 7
#13341 Ken Akizuki Nissan Motor Co. 7
#13341 Mizuho Nishimura Fujitsu Limited 7
#13341 Yoshiaki Nakazaki Advanced Lcd Technologies Development Center Co. 7
#13341 Akihiro Makiyama Nissan Motor Co. 7
#13341 Tetsuro Aikawa Kabushiki Kaisha Toshiba 7
#13341 Yukio Kawazu Pola Chemical Industries 7
#13341 Yoshihiro TAKESHITA — 7
#13341 Mitsuaki Sakamoto Nuvoton Technology Corporation Japan 7
#13341 Yosuke Nishio Ajinomoto Co. 7
#13341 Makoto Shimotani Fujitsu General Limited 7
#13341 Toshio Nakahara Ricoh Company 7
#13341 Masae Nakanishi Toshiba 7
#13341 Noboru Sano Takasago International 7
#13341 Yuzo Nishinaka Hitachi 7

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