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USPTO Patent Rankings Data through Sept 30, 2025
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Tokyo, JP 2022

28,067 patents  ·  14,019 inventors

Ranked #1 of 44,143 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2022, with 28,067 patents from 14,019 inventors. Leading employers of inventors based in Tokyo, JP include Mitsubishi Electric, Renesas Electronics, Hochiki.

Showing 12,851–12,900 of 14,019 inventors

Rank Inventor Primary Company Patents
#5476 Mao Sawakawa Mitsubishi Electric 1
#5476 Yoichi Maeda Renesas Electronics 1
#5476 Keisuke Washizu Hochiki 1
#5476 Masakazu Asaba Nippon Steel 1
#5476 Shozo Kanzaki Mitsubishi Electric 1
#5476 Yutaka Yamagishi Horiba 1
#5476 Atsushi Kawano Canon 1
#5476 Jun Oosawa Subaru 1
#5476 Daiki Ata Mitsubishi Electric 1
#5476 Hirofumi Uchizono Nemoto Kyorindo Co. 1
#5476 Kentaro Ishikawa Mitsubishi Electric 1
#5476 Ryuichiro Takai Fujifilm 1
#5476 Kazunori Segawa Sony 1
#5476 Tetsuya Tarumoto Hoya 1
#5476 Hideaki Goto Air Water Safety Service 1
#5476 Makoto Nogami Hitachi High-Technologies 1
#5476 Sotaro Iwabuchi Bridgestone 1
#5476 Hiroshi Nishimoto Fujitsu Limited 1
#5476 Kentaro Kawasaki Nippon Paper Industries Co. 1
#5476 Masashi Takeda Sony 1
#5476 Atsushi Tanji Hitachi 1
#5476 Hiroyuki Urakami Canon 1
#5476 Tetsu Imai Canon 1
#5476 Kazuhiro Homma Honda Tsushin Kogyo Co. 1
#5476 Koichi Nose Nec 1
#5476 Jiro Abe Nec 1
#5476 Hisakazu Yamane Mitsubishi Electric 1
#5476 Keiichi Ogita Toyo 1
#5476 Hidenori KOKETSU Mitsubishi Electric 1
#5476 Jagdeep Singh Ahluwalia Nec 1
#5476 Takahiko Endo Fanuc 1
#5476 Natsuko IWASHITA Ricoh Company 1
#5476 Mitsuyoshi Arakawa Canon 1
#5476 Hajime Itagaki Proterial 1
#5476 Yuhei Yoshimoto Panasonic 1
#5476 Mutsumi Kimura Seiko Epson 1
#5476 Ken Tajima — 1
#5476 Yukiko Hattori Agc 1
#5476 Kaihei Kitamura Canon 1
#5476 Toshiki Hashida Lixil 1
#5476 Makoto Saruta Lixil 1
#5476 Yoshihiko Ando Lixil 1
#5476 Eiichiro ANRAKU Agc 1
#5476 Aya OTA Ushio Denki Kabushiki Kaisha 1
#5476 Tomohito Nakamori Mitsubishi Electric 1
#5476 Eiji Konishi Mitsubishi Electric 1
#5476 Shigeki Sakakura Ihi 1
#5476 Kazuo Takakuda Fujifilm 1
#5476 Masakazu Hayashi Sony 1
#5476 Makoto Mitsukawa Honda Motor Co. 1

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