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 Wota, Nippon Steel & Sumitomo Metal, Tatsuno.

Showing 9,951–10,000 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Riki Kitagawa Wota 1
#6064 Akinobu Minami Nippon Steel & Sumitomo Metal 1
#6064 Kanan Matsuda Tatsuno 1
#6064 Hisayuki NAGATSU Subaru 1
#6064 Yui Takahashi Sumitomo Electric Industries 1
#6064 Yoshimasa Takahashi Teijin Pharma Limited 1
#6064 Tomoaki Seko Jsr 1
#6064 Kazuo Sakamoto Mazda Motor 1
#6064 Tomonori TAKADA Hitachi Construction Machinery Co. 1
#6064 Takeshi Nagao Sumitomo Electric Industries 1
#6064 Masayuki Yokoyama Sony 1
#6064 Joji Kobayashi Taiyo Yuden Co. 1
#6064 Toshimitsu Kogure Taiyo Yuden Co. 1
#6064 Yoshitaka Ueno Mitsubishi Gas Chemical Company 1
#6064 Shinya Furukawa Nippon Steel Chemical 1
#6064 Yasutaka Soejima Cygames 1
#6064 Naoyuki Yamate Honda Motor Co. 1
#6064 Kana Tanaka Hitachi 1
#6064 Satoshi Hanajima Disco 1
#6064 Akihiro Nakano Daikin Industries 1
#6064 Yuichi MITSUHASHI Nikon 1
#6064 Koji Maehana Asahi Kasei Kabushiki Kaisha 1
#6064 Yoshihito Narita Jasco 1
#6064 Naoto Kondou Oki Electric Industry Co. 1
#6064 Keiji Nakamura Mitsubishi Electric 1
#6064 Homare Momiyama Topcon 1
#6064 Kirio Masui Sony 1
#6064 Yuta AOKI Furukawa Electric Co. 1
#6064 Tetsuya Mieda Furukawa Electric Co. 1
#6064 Akihito Kumamoto Synaptics Incorporated 1
#6064 Satoshi Niwa Denso 1
#6064 Shingo Sugihara Bridgestone 1
#6064 Masanori Miyahara Sony 1
#6064 Shota Shimoda Gree Holdings 1
#6064 Kenji Kondow Sony 1
#6064 Tomohiro Iko Nihon Parkerizing Co. 1
#6064 Satoshi Kawara Canon 1
#6064 Wataru Saitou Shigematsu Works Co. 1
#6064 Jun Shibuya Mitsubishi Electric 1
#6064 Yuichi Nishimori Sony 1
#6064 Keitaro Sugihara Toppan Printing Co. 1
#6064 Masakazu Kaida Japan Display 1
#6064 Yuki Nitta Toppan Printing Co. 1
#6064 Kantarou Torii Sumco 1
#6064 Takamichi Kono Mitsubishi Electric 1
#6064 Masaaki Ishihara Canon 1
#6064 Takami Shibazaki Olympus 1
#6064 Madoka Baba Mitsubishi Electric 1
#6064 Toshiyuki NAKAYASU Mitsubishi Electric 1
#6064 Hitoshi Domon Sony 1