Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2019, with 30,927 patents from 15,298 inventors. Leading employers of inventors based in Tokyo, JP include Dr. Johannes Heidenhain Gmbh, Tokyo University Of Science Foundation, Takata.

Showing 11,451–11,500 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Katsumi Motoyuki Dr. Johannes Heidenhain Gmbh 1
#6064 Masataka Kajiyama Tokyo University Of Science Foundation 1
#6064 Yasuhito Miyata Takata 1
#6064 Tamotsu Kodama Asahi Kasei Kabushiki Kaisha 1
#6064 Shusei Uno Green Cross 1
#6064 Kazuya Zenyoji Mitsubishi Gas Chemical Company 1
#6064 Haruhiko Maru Asahi Kasei Microdevices 1
#6064 Rie SHIMONO Taisho Pharmaceutical Co. 1
#6064 Shinji Kaneyuki Toppan Printing Co. 1
#6064 Jyun Sada Toppan Printing Co. 1
#6064 Jun Sawai Sony 1
#6064 Lanxian Chen 1
#6064 Toshimitsu Saito Kabushiki Kaisha Toshiba 1
#6064 Fumishige Onodera Apresia Systems 1
#6064 Noburu Shimizu Ebara 1
#6064 Kouichi Nehashi Disco 1
#6064 Mie Shimojima Tokyo Institute Of Technology 1
#6064 Tomohisa Nara Sony 1
#6064 Hideaki Fujii Asahi Kasei Fibers 1
#6064 Yoshiyuki Tadokoro Asahi Kasei Fibers 1
#6064 Kiyoshi Miyaji Asahi Kasei Fibers 1
#6064 Sakae Maruyama 1
#6064 Tomoyuki Shohji 1
#6064 Eizaburo Higuchi Nitto Jushi Kogyo Co. 1
#6064 Norihiko Sakata Asahi Kasei Kogyo Co. 1
#6064 Muten Iwamoto Thk Co. 1
#6064 Fukuji Nakano Thk Co. 1
#6064 Katsunori Yamamura Thk Co. 1
#6064 Kenji Narata Thk Co. 1
#6064 Mitsunori Yoshida Toyota Industries 1
#6064 Chikako SHIMPO Kurita Water Industries 1
#6064 Kazuya Horike Thk Co. 1
#6064 Akira Esaki Sharp Kabushiki Kaisha 1
#6064 Kazuhiro Hayashi Mitsubishi Chemical 1
#6064 Akitoshi Yoshimoto Mitsubishi Chemical 1
#6064 Yusuke Shimano Mitsubishi Electric 1
#6064 Yasuji Sakata Kabushiki Kaisha Toshiba 1
#6064 Nishiki Nakashima Sumitomo Heavy Industries 1
#6064 Shunsuke Kimoto Senju Metal Industry Co. 1
#6064 Naoki Iwanaga Olympus 1
#6064 Tatsuichi Katou Hitachi High-Technologies 1
#6064 Masami Hanyu Renesas Electronics 1
#6064 Yo Ota Sony 1
#6064 Akira Kobuki 1
#6064 Fumio Yoshioka Hitachi 1
#6064 Takuji Itou Hitachi 1
#6064 Yasuhisa Tamagawa Mitsubishi Electric 1
#6064 Tomokazu Kinohira Zeon 1
#6064 Yuichi Sawai Hitachi 1
#6064 Koji Tezuka Fujitsu Limited 1