Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2016, with 25,606 patents from 13,113 inventors. Leading employers of inventors based in Tokyo, JP include Pentax, Hoya, Furukawa Electric Co..

Showing 12,701–12,750 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Kosei Kosako Pentax 1
#5101 Yoichi Hachitani Hoya 1
#5101 Shinichi Mukoyama Furukawa Electric Co. 1
#5101 Takenori Suzuki Mitsubishi Electric 1
#5101 Takeshi Tsuno Mitsubishi Electric 1
#5101 Kazuumi Koguchi Mitsubishi Electric 1
#5101 Shunsuke Takimoto Canon 1
#5101 Hiroshi Makabe Nichia 1
#5101 Izua Kano Ntt Docomo 1
#5101 Sae KIMURA Mitsubishi Electric 1
#5101 Seigo Sen Sony 1
#5101 Naomi Manri Hitachi 1
#5101 Makoto Ohori Astellas Pharma 1
#5101 Yousuke Inagaki Azbil 1
#5101 Kouichirou Murata Azbil 1
#5101 Aki Ohashi Ntt Docomo 1
#5101 Eiji Nishioka Hitachi Automotive Systems 1
#5101 Hiromi Himeno Ntt Docomo 1
#5101 Shinji Seki Fanuc 1
#5101 Taishi KANETO Oki Data 1
#5101 Zhengyong Liu Mitsubishi Electric 1
#5101 Ryosuke Miyahara Dowa Metaltech Co. 1
#5101 Yuji Takasuna Astellas Pharma 1
#5101 Shohei Shirakami Astellas Pharma 1
#5101 Mineo Okada Mitsubishi Electric 1
#5101 Masaya Ibe Toyota 1
#5101 Daisuke Kobinata Canon 1
#5101 Masahiro Ogushi Kabushiki Kaisha Toshiba 1
#5101 Fukuma Iihoshi Neturen Co. 1
#5101 Hisatomo Kunii Seikagaku 1
#5101 Tsuneo Koji Seikagaku 1
#5101 Ryo Hasunuma Honda Motor Co. 1
#5101 Shuichi Sakamoto Medical & Biological Laboratories Co. 1
#5101 Kouki Kawashima Konica Minolta Ij Technologies 1
#5101 Wataru Sahara Jx Nippon Oil & Energy 1
#5101 Yoshihide Kawani 1
#5101 Yasuke Imano 1
#5101 Hiroyuki IMASHIO 1
#5101 Akihiro Ikawa Mitsubishi Electric 1
#5101 Arata Hayashigaki Namics 1
#5101 Shigeki Arata Hitachi 1
#5101 Daisuke Yoshinari Teac 1
#5101 Naoharu Shinozaki Fujitsu Limited 1
#5101 Yoshiaki Abe Hitachi 1
#5101 Kunihiko Miyazaki Hitachi 1
#5101 Tomohisa Kumagai Hitachi 1
#5101 Yasunaga Yamaguchi Oki Data 1
#5101 Yoshiaki Shiraishi Mitutoyo 1
#5101 Junichi Aizawa Sumitomo Electric Industries 1
#5101 Hironobu Honda Hitachi Power Semiconductor Device 1