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USPTO Patent Rankings Data through Sept 30, 2025
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Tokyo, JP 2024

28,253 patents  ·  13,980 inventors

Ranked #1 of 44,998 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2024, with 28,253 patents from 13,980 inventors. Leading employers of inventors based in Tokyo, JP include Denka Company Limited, Komatsu, Mitsubishi Electric.

Showing 10,501–10,550 of 13,980 inventors

Rank Inventor Primary Company Patents
#5381 Marina Takamura Denka Company Limited 1
#5381 Atsunori KIKUCHI Komatsu 1
#5381 Taichi Ishizaka Mitsubishi Electric 1
#5381 Aiko MATSUMURA Nippon Kayaku 1
#5381 Sachiko ENOKIZONO Kyowa Kirin Co. 1
#5381 Yuta Hamada Hitachi Building Systems Co. 1
#5381 Yukihiro Sato Renesas Electronics 1
#5381 Hirotatsu Hiruta Pioneer 1
#5381 Junichi IDESAWA Aising 1
#5381 Masaki Horita Mitsubishi Electric 1
#5381 Maiko Iwami Nippon Kayaku 1
#5381 Tomoki HOSOTANI Subaru 1
#5381 Shinichirou OKINO Subaru 1
#5381 Yasuo Yoshimi Shibaura Institute Of Technology 1
#5381 Yoshinori Shimada Sharp Kabushiki Kaisha 1
#5381 Shuji Kondo Hitachi 1
#5381 Takanori Okumura Mitsubishi Electric 1
#5381 Daichi SUEMASA Jsr 1
#5381 Saki WADA Mitsubishi Electric 1
#5381 Kengo NISHIMOTO Mitsubishi Electric 1
#5381 Takuhiro MATSUMOTO Mitsubishi Electric 1
#5381 Maya HATANO Agc 1
#5381 Maya Teraoka Daiichi Kasei Co. 1
#5381 Wataru YOSHIKI Mitsubishi Electric 1
#5381 Masahiro Kawai Mitsubishi Electric 1
#5381 Rodly Escaro Sato 1
#5381 Masao Tokunari IBM 1
#5381 Yoshihiro Arashitani Furukawa Electric Co. 1
#5381 Katsuaki Usui Ebara 1
#5381 Yoko Sato Hitachi High-Technologies 1
#5381 Kazutoshi Mameda Honda Motor Co. 1
#5381 Sayuri Hada IBM 1
#5381 Masumi Sawaya Sony 1
#5381 Takeshi Shimano Hitachi 1
#5381 Tamakawa Yoshihito — 1
#5381 Fumihiro Kato — 1
#5381 Masatake Takahashi Nec 1
#5381 Masaaki Okamoto Oki Electric Industry Co. 1
#5381 Katsumasa MATSUMOTO NS Sumikin Chemical 1
#5381 Mineyoshi Masuda Hitachi 1
#5381 Susumu Miyazaki Sumitomo Chemical 1
#5381 Minoru Tomisaka Hitachi 1
#5381 Kiyohiro Hyo Ricoh Company 1
#5381 Mizuki YADA Mitsubishi Electric 1
#5381 Takuya NIIMURA Mitsubishi Electric 1
#5381 Takaaki Furui Canon 1
#5381 Shoichi Kuraoka Honda Motor Co. 1
#5381 Kazuaki Arai Pioneer 1
#5381 Asami OYA Proterial 1
#5381 Miho Hiramoto Keio University 1

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