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 Zeon, Sony, Sumitomo Bakelite Co..

Showing 13,751–13,800 of 49,251 inventors

Rank Inventor Primary Company Patents
#13341 Arinobu KATADA Zeon 7
#13341 Eri Fukumoto Sony 7
#13341 Toshimasa Eguchi Sumitomo Bakelite Co. 7
#13341 Tomoyuki Yoshimatsu Saturn Licensing 7
#13341 Motohiro TAKAGI NTT 7
#13341 Takafumi YUKAWA Takeda Pharmaceutical Company Limited 7
#13341 Kazutoshi Sako Renesas Electronics 7
#13341 Satoru Kuroki Asahi Glass Co. 7
#13341 Hiroyuki Ideno Toshiba Memory 7
#13341 Kazuomi Yamamura Kokusai Denshin Denwa Co. 7
#13341 Yoshinobu Kitayama Sumitomo Electric Industries 7
#13341 Hiroaki Mochida Nissan Motor Co. 7
#13341 Yoshihisa Noguchi Fujitsu Limited 7
#13341 Taro Sakamoto Mitsubishi Electric 7
#13341 Haruma Kawaguchi Keio University 7
#13341 Ryoji Yamada Asahi Glass Co. 7
#13341 Koichi Kaji Kabushiki Kaisha Toshiba 7
#13341 Shin Akasaka Sony 7
#13341 Junichi Fukuzawa Clariant Finance (Bvi) Limited 7
#13341 Yasuki Kudo Nec Lcd Technologies 7
#13341 Susumu Kamihashi Philtech 7
#13341 Misa Kasahara Sumitomo Electric Industries 7
#13341 Satoshi Isobe Aisin Seiki Kabushiki Kaisha 7
#13341 Kazunori Urushibara Canon 7
#13341 Teiju Sato Fujifilm Business Innovation 7
#13341 Toshihiko Kurata Bridgestone 7
#13341 Hidenobu Kuniyoshi Fujifilm 7
#13341 Yasufumi Yumde Hitachi 7
#13341 Takayuki Fujimaki Hitec Co. 7
#13341 Yu Nishino Kyocera 7
#13341 Katsuji Tokie — 7
#13341 Kazuma Sakato Canon 7
#13341 Rumiko Horiguchi Kabushiki Kaisha Toshiba 7
#13341 Koichi Ashida Nissan Motor Co. 7
#13341 Shohta Suzuki Ricoh Company 7
#13341 Yuichi Iriya Nissan Motor Co. 7
#13341 Akira Sakagami Western Digital Technologies 7
#13341 Yoshitsugu Kimura Ricoh Company 7
#13341 Hirokazu Satou Nissan Diesel Motor Co. 7
#13341 Mitsuhiro Miyauchi Hitachi Maxell 7
#13341 Shuji Ikegami Meiji Co. 7
#13341 Yasuyuki Horie Ricoh Company 7
#13341 Ryota Adachi Mitsubishi Nichiyu Forklift Co. 7
#13341 Misao Tanaka Denso 7
#13341 Kiyoaki Tsuji Sony 7
#13341 Masayuki Aoyama Denso 7
#13341 Takashi Yatsushiro Nlt Technologies 7
#13341 Toshimichi Nagashima Sony 7
#13341 Kiyoshi Hidaka Kabushiki Kaisha Toshiba 7
#13341 Soichiro Ishizuka Texas Instruments 7

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