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 Mitsubishi Heavy Industries Thermal Systems, Yamada Co., Japan Display.

Showing 13,101–13,150 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Takeshi Fuchimoto Mitsubishi Heavy Industries Thermal Systems 1
#6064 Satoru Suwabe Yamada Co. 1
#6064 Sakae Koubori 1
#6064 Harutoshi Kaneda Japan Display 1
#6064 Kazuhiro Obae Asahi Kasei Chemicals 1
#6064 Yuri Shinohara Tokyo Institute Of Technology 1
#6064 Katsuaki Morita Mitsubishi Electric 1
#6064 Akihiro Nakao The University Of Tokyo 1
#6064 Shigeto Fukushima The University Of Tokyo 1
#6064 Masanori Yoneda Qingdao Haier Washing Machine Co. 1
#6064 Yuusuke Shinmen Mitsubishi Chemical 1
#6064 Masatsugu Shigeno Sii Nanotechnology 1
#6064 Shigeru Yoneyama Pentas 1
#6064 Kenji Kosuge Nippon Steel 1
#6064 Takuma Aso Hitachi High-Tech Science 1
#6064 Masatoshi Sunamoto Mitsubishi Electric 1
#6064 Hirofumi KAKUTA Tdk 1
#6064 Shigetoo Oda Mitsubishi Electric 1
#6064 Hiroyuki Igura Nec 1
#6064 Ryuichi Matsuda Mitsubishi Electric 1
#6064 Kyohei Hashimoto Agc 1
#6064 Keisuke Koyama Dai Nippon Printing Co. 1
#6064 Hideyuki Kokaji Origin Company, Limited 1
#6064 Hiroyuki Nojima Nsk 1
#6064 Taku Yamaguchi Honda Motor Co. 1
#6064 Ryugo Hikichi Dai Nippon Printing Co. 1
#6064 Yuichi Inazuki Dai Nippon Printing Co. 1
#6064 Satoshi Tazaki Nippon Zeon Co. 1
#6064 Kenichi Harai Zeon 1
#6064 Umihito Kusama 1
#6064 Tsubasa Takaoka Canon 1
#6064 Junichi Yamato Nec 1
#6064 Hidetaka KATOGI Mitsubishi Electric 1
#6064 Kazuya Itagaki Tdk 1
#6064 Shinji Higuma Tdk 1
#6064 Tomohiro Hanai Hitachi 1
#6064 Tatsuya Fukuta Intec 1
#6064 Teruo Soeda Oki Data 1
#6064 Ryuuji Hayahara Sumitomo Osaka Cement Co. 1
#6064 Hiroaki Andou Clarion Co. 1
#6064 Yoriko KAZAMA Hitachi 1
#6064 Junichi Tabuchi Kddi 1
#6064 Yasuo ATA Mitsubishi Electric 1
#6064 Hajime Takamatsu Astellas Pharma 1
#6064 Ryuichiro FUKUTA Showa Denko Materials Co. 1
#6064 Yoshitada Beppu Adamant Co. 1
#6064 Naoyuki SONE Bridgestone 1
#6064 Yuki TAYA The University Of Tokyo 1
#6064 Tsutomu Shimokawa Jsr 1
#6064 Masanao KOTANI Hitachi 1