Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2017, with 27,234 patents from 13,570 inventors. Leading employers of inventors based in Tokyo, JP include Fujikoki, Takata, Aisin Seiki Kabushiki Kaisha.

Showing 12,451–12,500 of 13,570 inventors

Rank Inventor Primary Company Patents
#5439 Tomoari Ohuchi Fujikoki 1
#5439 Masanori Fudamoto Takata 1
#5439 Yoshitaka Soga Aisin Seiki Kabushiki Kaisha 1
#5439 Masatoshi Nasui Takata 1
#5439 Daisuke Hirao Japan Aviation Electronics Industry, Limited 1
#5439 Shuichi Masuyama Japan Aviation Electronics Industry, Limited 1
#5439 Mayumi Takada Honda Motor Co. 1
#5439 Katsuki Fukuyo Mitsubishi Electric 1
#5439 Omura Satoshi Bayer Intellectual Property Gmbh 1
#5439 Tadao Kurosawa Honda Motor Co. 1
#5439 Naoki Iketani Kabushiki Kaisha Toshiba 1
#5439 Shigeaki Nishii Toyo Boseki Kabushiki Kaisha 1
#5439 Toshihiko Usui East Japan Railway 1
#5439 Koichi Ayama Chisso 1
#5439 Minami Kumazawa 1
#5439 Yohei Horiguchi Lintec 1
#5439 Shinjiro Inoue 1
#5439 Minoru Shibasaki Starting Industrial Co. 1
#5439 Masahiko Sakuraba Hitachi Industrial Equipment Systems Co. 1
#5439 Shinichi Yanagida Kawada Co. 1
#5439 Takeru Saigo Kawada Co. 1
#5439 Kuniyuki Imanari Ihi 1
#5439 Natsuki Otaki The University Of Tokyo 1
#5439 Takahiro Tambe Canon 1
#5439 Toshihiko Kyoda Canon 1
#5439 Hidemi Tsuji 1
#5439 Tetsuro Masuda 1
#5439 Hiroyuki Jimi Yokogawa Electric 1
#5439 Susumu Hamamoto Mitsubishi Electric 1
#5439 Nobusuke Iino Nirec 1
#5439 Takuo Ishida Imagilin Technology 1
#5439 Eiji Hayashida Yakult Honsha 1
#5439 Nozomu Endo Sony 1
#5439 Kazuki Yazawa Pentax 1
#5439 Akinori Yoshinaga Mitsubishi Electric 1
#5439 Hiromori Nomura Mitsubishi Electric Engineering Company, Limited 1
#5439 Hiromu Yamaguchi Nec 1
#5439 Hironori Kikkawa Nec Lcd Technologies 1
#5439 Yousuke Takaoka The University Of Tokyo 1
#5439 Takahiro Futagami Subaru 1
#5439 Haruki Shikasho Bando Chemical Industries 1
#5439 Motoshi Asano Sony 1
#5439 Hideo Uchida Sumitomo Electric Industries 1
#5439 Hidekazu Hori Akebono Brake Industry Co. 1
#5439 Toru Torii Japan Science And Technology Agency 1
#5439 Tomoyoshi Abe Topcon 1
#5439 Tomonari Koizumi Ntt Facilities 1
#5439 Takanori Nakazawa Sony 1
#5439 Takashi Asatani Tdk 1
#5439 Yasuhiro Domae Oki Semiconductor Co. 1