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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 Sumitomo Electric Industries, Toyo Seikan Co., Nippon Steel & Sumitomo Metal.

Showing 17,951–18,000 of 49,251 inventors

Rank Inventor Primary Company Patents
#16552 Sigeharu Kawamoto Sumitomo Electric Industries 5
#16552 Kazumoto Obata Toyo Seikan Co. 5
#16552 Osamu Gotou Nippon Steel & Sumitomo Metal 5
#16552 Satoshi Ichinomiya Pola Chemical Industries 5
#16552 Yukie Kobayashi Toshiba Tec Kabushiki Kaisha 5
#16552 Shigenori Sakuma Showa Shell Sekiyu K.K. 5
#16552 Kazuhisa Masuda Showa Aluminum Can 5
#16552 Kenichi Kishii Pola Chemical Industries 5
#16552 Takashi Miyano Kabushiki Kaisha Mikuni Kogyo 5
#16552 Makoto Tsuruoka Unknown 5
#16552 Shinichirou Miyajima Fujitsu Limited 5
#16552 Kou Takatori Fujitsu Limited 5
#16552 Nobuhito Kitamura HGST 5
#16552 Ryoh Tashiro Ricoh Company 5
#16552 Akiko Koga Nok 5
#16552 Yousuke Kamada Canon 5
#16552 Masachika Yaguchi Dai Nippon Toryo Co. 5
#16552 Tomohiro Shuta Ricoh Company 5
#16552 Takahiro Ogino Ricoh Company 5
#16552 Yutaka Souda Sony 5
#16552 Eri FUKUI Fujifilm Business Innovation 5
#16552 Yasuyuki Ichimaru Meiji Seika Kaisha 5
#16552 Shiro Irisa Samsung 5
#16552 Masahiko Mochizuki Toshiba 5
#16552 Goujyu Umemoto Amada Co. 5
#16552 Kunihiro Mitsutake Kabushiki Kaisha Toshiba 5
#16552 Naoshi Kayashima Fujitsu Limited 5
#16552 Kiyoshi Iyama Murata Manufacturing Co. 5
#16552 Mitsuo Higashiyama Sony 5
#16552 Hisayasu Mitsui Kabushiki Kaisha Toshiba 5
#16552 Katsumi Sakakibara Kabushiki Kaisha Toshiba 5
#16552 Shoei Fujishige Agency Of Industrial Science And Technology 5
#16552 Hiromi Hatori IBM 5
#16552 Syuichi Shima Sony 5
#16552 Katsuyoshi Hara Japan Tobacco 5
#16552 Kenji Hisamoto Canon 5
#16552 Naoshige Itami Sharp Kabushiki Kaisha 5
#16552 Satoo Kimura Toyo Seikan Co. 5
#16552 Toshimitsu Shiraishi Hitachi High-Technologies 5
#16552 Masaki Aoya Toyo Seikan Co. 5
#16552 Toshio Usui Fujikura 5
#16552 Hideki Tsuya Semiconductor Energy Laboratory 5
#16552 Kayoko Kikuchi Sony 5
#16552 Tatsuo Take Fuji Electric Co. 5
#16552 Yuji Naruse Nissan Motor Co. 5
#16552 Kentaro Nagano Mikuni 5
#16552 Kazuhiro Mita Piolax 5
#16552 Kunihiko Karasawa Mitsubishi Electric 5
#16552 Satoshi Shiiki Nippon Sheet Glass Company, Limited 5
#16552 Yasukazu Nakayama Shiseido Company, Limited 5

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