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 6,001–6,050 of 13,130 inventors

Rank Inventor Primary Company Patents
#4477 Masaki TAKAMI Subaru 1
#4477 Katsuhiko Yamada Kabushiki Kaisha Toshiba 1
#4477 Akira Hattori Fujitsu Limited 1
#4477 Tetsuya Sawatsubashi Mitsubishi Electric 1
#4477 Akihiro Imaizumi Subaru 1
#4477 Koyo SHIMIZU Hirose Electric Co. 1
#4477 Yugo Asai Tdk 1
#4477 Chisato YOSHINAGA Nippon Steel 1
#4477 Yuma ISHIKAWA Tdk 1
#4477 Kazuhiro Fujioka Mitsubishi Electric 1
#4477 Masaya Sakamoto Toyota Industries 1
#4477 Tsuyoshi Mano Ricoh Company 1
#4477 Makoto NAKAUCHI Subaru 1
#4477 Dai Ishikawa Asm Ip Holding B.V. 1
#4477 Yuji Endo Asahi Glass Co. 1
#4477 Kazutoshi TSUYUTANI Tdk 1
#4477 Tamotsu Kibe Hitachi 1
#4477 Seiji Kojima Hitachi Cable 1
#4477 Hidenori Yukawa Mitsubishi Electric 1
#4477 Hiroto Ado Mitsubishi Electric 1
#4477 Yu Ushijima Mitsubishi Electric 1
#4477 Takeshi Kunihiro Sony 1
#4477 Tomoharu Shigetomi Nisshin Steel Co. 1
#4477 Kumiko Yokonuma Gc 1
#4477 Youko Suda Gc 1
#4477 Aki Sato Gc 1
#4477 Noboru Otabe Nihon Micronics 1
#4477 Sachiyo Matsuura Dai Nippon Printing Co. 1
#4477 Hiroki Oka Sony 1
#4477 Kei Kikuiri Ntt Docomo 1
#4477 Yuichi Aki Sony 1
#4477 Kohtaro Umezawa Canon 1
#4477 Kouichi Seki Hitachi 1
#4477 Yoshihide Sawada Panasonic 1
#4477 Satoshi Koyama Pigeon 1
#4477 Chikako Mori Pigeon 1
#4477 Hiroshi MAGOME Japan Tobacco 1
#4477 Isao Amemiya Kabushiki Kaisha Toshiba 1
#4477 Yoshiyuki Yamada Nec 1
#4477 Osamu Sakurai Sony 1
#4477 Masahiko Ogino Hitachi 1
#4477 Shujie Qu Resonac 1
#4477 Atsuko Saito Daiichi Sankyo Company, Limited 1
#4477 Fumio Osawa Smk 1
#4477 Tetsuyuki SHIRAKAWA Showa Denko Materials Co. 1
#4477 Nozomu Kondou Nabtesco 1
#4477 Nobutaka Komaki Mixi 1
#4477 Masaaki Kabe Japan Display 1
#4477 Tetsuro Ujihara Kyowa Hakko Bio Co. 1
#4477 Kosuke Kuriyama Mixi 1