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USPTO Patent Rankings Data through Sept 30, 2025
Home › Cities › Tokyo, JP
Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.

Tokyo, JP 2025

23,000 patents  ·  13,130 inventors

Ranked #1 of 40,155 cities Top 1%

Showing 9,851–9,900 of 13,130 inventors

Rank Inventor Primary Company Patents
#4477 Kenji Shimoyama Mitsubishi Chemical 1
#4477 Tetsuya Nagata National Center Of Neurology And Psychiatry 1
#4477 Hiromi Koga Mitsubishi Electric 1
#4477 Shinichi Miki Mitsubishi Electric 1
#4477 Yasutomo OTAKE Mitsubishi Electric 1
#4477 Masashi Moriyama Hitachi 1
#4477 Ikumasa Koshiro Mitsubishi Electric 1
#4477 Ayako Ta Jfe Steel 1
#4477 Yoh Miyamoto Hitachi Global Life Solutions 1
#4477 Mayuko Kobayashi Hitachi Global Life Solutions 1
#4477 Kensuke Oshima Mitsubishi Gas Chemical Company 1
#4477 Katsushi NISHIMORI Mitsubishi Gas Chemical Company 1
#4477 Hiroyuki Sakuyama Ricoh Company 1
#4477 Kenichiro Yokota Sony 1
#4477 Masaharu Ukeda Hitachi 1
#4477 Yoshiaki Shimada Komatsu 1
#4477 Wataru Nishiyama Fujitsu Limited 1
#4477 Yasuyuki Tachikawa Fujikura 1
#4477 Eriko Hayashi Kyocera Document Solutions 1
#4477 Naoki Nakagawa Mitsubishi Electric 1
#4477 Takashi Hiyama Mitsubishi Electric 1
#4477 Kaname KAWATSU Japan Aerospace Exploration Agency 1
#4477 Osamu Kamimura Canon 1
#4477 Kousei Houguchi Nitto Kohki Co. 1
#4477 Eiichi Watanabe Max Co. 1
#4477 Masanao Kageyama Iwata Bolt Kabushiki Kaisha 1
#4477 Seigi Yano Mitsubishi Heavy Industries Engine & Turbocharger 1
#4477 Kazuo YAEGASHI Toyota 1
#4477 Takuhiro Karino Nabtesco 1
#4477 Hiroyuki Shoji Hitachi 1
#4477 Satoshi Kawata Riken 1
#4477 Makoto Nomiya Konica Minolta 1
#4477 Koji Uchida Fujitsu Limited 1
#4477 Syusaku Yamamoto Mitsubishi Electric 1
#4477 Keisuke Kajikawa Mitsubishi Electric 1
#4477 Hiroaki Sakaguchi Sony 1
#4477 Tetsushi MASUNO Mitsubishi Electric 1
#4477 Yusuke Takemura Iris Ohyama 1
#4477 Ryuichiro ISHITANI The University Of Tokyo 1
#4477 Daisuke Mochizuki Sony 1
#4477 Koichi AKABE — 1
#4477 Kunihiro Nishimura — 1
#4477 Yu Iijima — 1
#4477 Toru Momose Agc 1
#4477 Makoto Morishita Kobe Steel 1
#4477 Shoichi Hirano Mitsubishi Electric 1
#4477 Atsushi Itokazu Mitsubishi Electric 1
#4477 Sara Tsujimoto Mitsubishi Electric 1
#4477 Masaru Nakajo Polymatech Co. 1
#4477 Akimichi OHSAKA Juntendo Educational Foundation 1

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