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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 Ask, Fujitsu Limited, Sony.

Showing 14,751–14,800 of 49,251 inventors

Rank Inventor Primary Company Patents
#13341 Shoichiro Irie Ask 7
#13341 Gen Kakehi Fujitsu Limited 7
#13341 Norihito Akiyama Ask 7
#13341 Hideyuki Kito Sony 7
#13341 Yasuharu Hirabara Asahi Glass Co. 7
#13341 Mineharu Uchiyama Kabushiki Kaisha Toshiba 7
#13341 Koji Marumo Sanyo Electric Co. 7
#13341 Tadaaki Sekiguchi Kabushiki Kaisha Toshiba 7
#13341 Harumitsu Saito Ebara 7
#13341 Shuji Iijima Nikon 7
#13341 Yasuyuki Sekino Ricoh Company 7
#13341 Kazuyuki Kashima Mitsubishi Electric 7
#13341 Toshihiro Hananoi Hitachi 7
#13341 Nobuhiro Kuwamura HGST 7
#13341 Kenichirou Hashimoto Canon 7
#13341 Hirokazu Fukase Konica Minolta 7
#13341 Tomoko Asano Kyocera 7
#13341 Juichi Kodera Mitsubishi Electric 7
#13341 Masao Honma Ajinomoto Co. 7
#13341 Kazushige Iwamoto Furukawa Electric Co. 7
#13341 Yasuyo Yokota Fujifilm 7
#13341 Katsunori Hirai Tokyo Electron Limited 7
#13341 Keitaro Tsuji Canon 7
#13341 Momoko Shionoiri Ricoh Company 7
#13341 Yasukazu Kogen Olympus 7
#13341 Hajime Aoki United Microelectronics 7
#13341 Takami Hasegawa Fuji Photo Optical Co. 7
#13341 Haruhi Oh-Oka Kabushiki Kaisha Toshiba 7
#13341 Motoru Komatsu Nissan Motor Co. 7
#13341 Teruji Tarumi Kabushiki Kaisha Toshiba 7
#14781 Masaaki Kakimoto Central Glass Company, Limited 6
#14781 Akira Ashida Hitachi 6
#14781 Hiroyuki Iga Kabushiki Kaisha Toshiba 6
#14781 Takahiro Kohno Canon 6
#14781 Masaharu Ooe Sumitomo Electric Industries 6
#14781 Yasuhiko Sasamoto Taiyo Fishery Co. 6
#14781 Kiyoko Tsuchiya Canon 6
#14781 Tomohisa Shigematsu Kabushiki Kaisha Toshiba 6
#14781 Tetsuro Shimpuku Mitsubishi Kasei 6
#14781 Tadashi Kawakita Ikeda Bussan Co. 6
#14781 Saburo Matsubara Nippon Oil 6
#14781 Ichiro Otsuka Mitsui Toatsu Chemicals, Incorporated 6
#14781 Shuji Kizu Kabushiki Kaisha Toshiba 6
#14781 Taichi Saitoh Fujitsu Limited 6
#14781 Yotaro Tsutsumi Toyo Seikan Co. 6
#14781 Takeshi Taniuchi Mitsubishi Electric 6
#14781 Fumiya Hirano Meiji Seika Kaisha 6
#14781 Junjiro Kitano Hitachi 6
#14781 Terukatsu Miyauchi Fuji Standard Research 6
#14781 Masami Aono Tokico 6

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