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 5,251–5,300 of 13,130 inventors

Rank Inventor Primary Company Patents
#4477 Takeshi Aida Nippon Seiki Co. 1
#4477 Josue CUEVAS JUAREZ Rakuten Group 1
#4477 Ichiro Watanabe Daiichi Sankyo Company, Limited 1
#4477 Kenji Shirakawa Kabushiki Kaisha Toshiba 1
#4477 Taizan YONETSUJI Preferred Networks 1
#4477 Koji Inada Nec 1
#4477 Kazumasa Kishimoto Mitsubishi Electric 1
#4477 Rika Kawabata Mitsubishi Electric 1
#4477 Naoya Shinozaki Daiichi Sankyo Company, Limited 1
#4477 Shunichi Otsuka Nippon Steel 1
#4477 Daisuke Naka Kabushiki Kaisha Toshiba 1
#4477 Alexander Vinogradov The University Of Tokyo 1
#4477 Kazuaki TERASHIMA Renesas Electronics 1
#4477 Akira Ishibashi Mitsubishi Electric 1
#4477 Yukina Morimoto Kabushiki Kaisha Toshiba 1
#4477 Satoshi Shiota Hitachi 1
#4477 Sachihiro Iida Kawasaki Steel 1
#4477 Fuyuko Ikeda Jfe Steel 1
#4477 Tomio Iwasaki Hitachi 1
#4477 Toshinori Kawamura Hitachi 1
#4477 Masaki Honda Mitsubishi Electric 1
#4477 Kazufumi Hoshi Nec 1
#4477 Toru Koga Fujitsu Limited 1
#4477 Hidehiko Tajima Mitsubishi Electric 1
#4477 Takahito Inoh Subaru 1
#4477 Kazuya Tachimoto Subaru 1
#4477 Koji Imasaka Mitsubishi Electric 1
#4477 Shinji Namba Nippondenso Co. 1
#4477 Masahiro Okamoto Fujikura 1
#4477 Masashi Yoshikawa Terumo Kabushiki Kaisha 1
#4477 Yuki Maehashi Primetals Technologies Japan 1
#4477 Hiroaki Onuma Subaru 1
#4477 Yo Miyamoto Maxell 1
#4477 Hideaki Hatakenaka Subaru 1
#4477 Tsukasa Sato Tdk 1
#4477 Wenxi Fei Waseda University 1
#4477 Manabu Arita Ricoh Company 1
#4477 Takahiro Ushikubo Semiconductor Energy Laboratory 1
#4477 Muneharu Sato Joled 1
#4477 Kenji Ohata Lintec 1
#4477 Yasuhiro Sekimoto Joled 1
#4477 Akihito Yamada Lintec 1
#4477 Takahiro Naruko Hitachi 1
#4477 Kota IDEGUCHI Hitachi 1
#4477 Hiroya Kitanishi Murata Machinery 1
#4477 Hidenori Yamagishi Zeon 1
#4477 Haixiang Huang — 1
#4477 Mai Isomoto — 1
#4477 Shuhei YAMASAKI Hitachi 1
#4477 Yuka Sato Jtekt 1