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 Mitsubishi Electric, Nikon, Asm Ip Holding B.V..

Showing 12,151–12,200 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Shigeo Umehara Mitsubishi Electric 1
#5101 Chihiro Tsukamoto Nikon 1
#5101 Masaru Zaitsu Asm Ip Holding B.V. 1
#5101 Junya Enomoto Shinmaywa Industries 1
#5101 Koichi Murota Ricoh Company 1
#5101 Koji Wakashima Mitsubishi Electric 1
#5101 Mitsuhiro Kawazu Nippon Sheet Glass Company, Limited 1
#5101 Keisuke Ohsumi Astellas Pharma 1
#5101 Kazuteru Watanabe Nec 1
#5101 Toshitsugu Yamamoto Minolta Co. 1
#5101 Shunpei Amano Adamant Co. 1
#5101 Akihiro Nakao The University Of Tokyo 1
#5101 Mitsuru Kamiyama Square Enix Co. 1
#5101 Shigeto Fukushima The University Of Tokyo 1
#5101 Masatsugu Shigeno Sii Nanotechnology 1
#5101 Hirokazu Iida Ricoh Company 1
#5101 Mami Arai Ricoh Company 1
#5101 Misato Takahashi Rakuten Group 1
#5101 Ryotaro Hoshi Yakult Honsha 1
#5101 Ryuichi Matsuda Mitsubishi Electric 1
#5101 Syunsuke SUMA Sumitomo Osaka Cement Co. 1
#5101 Kazutaka Manabe Nec 1
#5101 Osamu Fujita Hitachi 1
#5101 Yujiro Toyoda Zeon 1
#5101 Yutaka Tamaura Tokyo Institute Of Technology 1
#5101 Hideyuki Kokaji Origin Company, Limited 1
#5101 Taku Yamaguchi Honda Motor Co. 1
#5101 Yoshiki Yoshioka Mita Industrial Co. 1
#5101 Kenichi Harai Zeon 1
#5101 Toshiya Koyama 1
#5101 Atsushi Ichida Takata 1
#5101 Hiroshi Matsuike Sony 1
#5101 Shinichi Onodera Canon 1
#5101 Keiji Hori Asahi Glass Co. 1
#5101 Akimitsu Kawano Oki Data 1
#5101 Ryuuji Hayahara Sumitomo Osaka Cement Co. 1
#5101 Yoriko KAZAMA Hitachi 1
#5101 Tsutomu Shimokawa Jsr 1
#5101 Zhixing Liu Clarion Co. 1
#5101 Tatsuo Akiyama Kabushiki Kaisha Toshiba 1
#5101 Tatsuo Nagai Kurita Water Industries 1
#5101 Hideyasu Takatsuji Murata Manufacturing Co. 1
#5101 Kimitoshi Yamazaki Japan Science And Technology Agency 1
#5101 Keisuke Utsu Kochi University Of Technology 1
#5101 Shogo Oki Subaru 1
#5101 Nobuaki Yagi Max Co. 1
#5101 Takao Murayama Seikagaku 1
#5101 Hiroko Hanzawa Hitachi 1
#5101 Takeru Ichie Nippon Steel 1
#5101 Yusaku Katsube Renesas Electronics 1