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 Asahi Glass Co., Mitsubishi Chemical, Canon.

Showing 15,901–15,950 of 49,251 inventors

Rank Inventor Primary Company Patents
#14781 Kaname Okada Asahi Glass Co. 6
#14781 Mitsuharu Kobayashi Mitsubishi Chemical 6
#14781 Kazuhisa Kuruma Canon 6
#14781 Minoru Mizusawa Ishikawajima-Harima Heavy Industries Co. 6
#14781 Shigeho Tanaka Mitsubishi Electric 6
#14781 Katsuya Seko Kabushiki Kaisha Toshiba 6
#14781 Kiyoshi Chatani — 6
#14781 Masao Koide Ricoh Company 6
#14781 Shogo Itoh Fujitsu Limited 6
#14781 Takehisa Yoshikawa Hitachi 6
#14781 Nobuhiko Takahashi Ikeda Bussan Co. 6
#14781 Hiromi Ikeda Canon 6
#14781 Makoto Watari Nippon Shaft Co. 6
#14781 Nariyasu Hamahata Sony 6
#14781 Tatuya Jinmei Kabushiki Kaisha Toshiba 6
#14781 Toshiaki Sagara — 6
#14781 Ryuichi Aoki — 6
#14781 Shouhei Murakami Hitachi 6
#14781 Michitomo Kugimiya 3M 6
#14781 Hatsuki Morinaga Nissan Motor Co. 6
#14781 Takaki Kameyama Canon 6
#14781 Yoshihiko Miyasaka Sony 6
#14781 Shoichi Murakami Meiji Seika Kaisha 6
#14781 Toshie Fueki Piolax 6
#14781 Isamu OGAWA Mitsubishi Electric 6
#14781 Ryoji Kawasaki Kabushiki Kaisha Toshiba 6
#14781 Miyuki Takenaka Kabushiki Kaisha Toshiba 6
#14781 Kanna Iinuma Ricoh Company 6
#14781 Keiichi Nemoto — 6
#14781 Takanori Morino — 6
#14781 Yoshio Kanzaki Ricoh Company 6
#14781 Toshifumi Hayashi Kabushiki Kaisha Toshiba 6
#14781 Yusuke Funayama Ricoh Company 6
#14781 Shin Ishizaki Nissan Motor Co. 6
#14781 Yoshiyasu Tanioka — 6
#14781 Toru Takada Brother Kogyo 6
#14781 Yuriko Hamamoto Semiconductor Energy Laboratory 6
#14781 Tomoko Ota Kabushiki Kaisha Toshiba 6
#14781 Hiroyasu Koto Ajinomoto Co. 6
#14781 Miwa Okubo Sony 6
#14781 Naomi Yamada Sony 6
#14781 Mitsuharu Iwasaki Rohm Co. 6
#14781 Yasuhiro Minetoma Fujifilm 6
#14781 Yousuke Toujo Shiseido Company, Limited 6
#14781 Tsubasa Yamada Kabushiki Kaisha Toshiba 6
#14781 Seiya Shibuya Nhk Spring Co. 6
#14781 Yuichi Einaga Fujitsu Limited 6
#14781 Koji Saikusa Renesas Electronics 6
#14781 Yoko Asano Oki Data 6
#14781 Manabu Uchino Sony 6

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