Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Cities › Tokyo, JP

Tokyo, JP 2019

30,927 patents  ·  15,298 inventors

Ranked #1 of 43,611 cities Top 1%

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 Fuji Electric Co., Konica Minolta, Japan Matex Co..

Showing 14,401–14,450 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Mariko Sato Fuji Electric Co. 1
#6064 Yuusuke Ukai Konica Minolta 1
#6064 Naofumi Nagai Japan Matex Co. 1
#6064 Tomeyoshi Ohori Asahi Glass Co. 1
#6064 Kazuya Shimakura Hirose Electric Co. 1
#6064 Koichi Shudo Unknown 1
#6064 Mayumi Kamiya Sony 1
#6064 Masaru Fujieda Oki Electric Industry Co. 1
#6064 Kazuo Aita Seiko Instruments 1
#6064 Daichi Terada Saiden Chemical Industry Co. 1
#6064 Yoshinori Onuma Nabtesco 1
#6064 Takuya Shirata Nabtesco 1
#6064 Yoichi Taira IBM 1
#6064 Hayato HOSHIHARA Hitachi 1
#6064 Akiya Oohira Lixil 1
#6064 Tsubasa Asaka Tachikawa 1
#6064 Naoki Yutani Mitsubishi Electric 1
#6064 Akiyoshi Ishibashi Riken 1
#6064 Ippei Daisaku — 1
#6064 Kenji WASHIO Oval 1
#6064 Rikiya Takahashi IBM 1
#6064 Yoshimine Tanabu Oval 1
#6064 Takashi Hozumi Ebara 1
#6064 Fumiya Taguchi Nikon 1
#6064 Yoshihiko Okayama Toshiba Kikai 1
#6064 Mai Yatsuka Casio Computer Co. 1
#6064 Tomohiro Aikawa Hitachi Kokusai Electric 1
#6064 Yoshio Kubo Mitsubishi Electric 1
#6064 Motoki Koroki Senju Metal Industry Co. 1
#6064 Nobuyuki Ishizaku Sony 1
#6064 Takefumi Tamura Canon 1
#6064 Seika Minakoshi Dai Nippon Printing Co. 1
#6064 Hidetoshi Nishigori Canon 1
#6064 Takayuki AMATSU Kabushiki Kaisha Toshiba 1
#6064 Ryuichiro Kai Ns Solutions 1
#6064 Masao Doi Mitaka Kohki Co. 1
#6064 Shoichi Miyawaki Nippon Paper Industries Co. 1
#6064 Takahiro Sunohara Oki Data 1
#6064 Kunikazu Hirosawa Nittobo Acoustic Engineering Co. 1
#6064 Yoshitaka Atarshi Hitachi 1
#6064 Akito Hyakutake Morpho 1
#6064 Osamu Kamataki Nihon Kohden 1
#6064 Kazuyo Osada — 1
#6064 Rin Katou Yahoo Japan 1
#6064 Takashi Sue — 1
#6064 Kazuo Harai — 1
#6064 Shinichiro SEGA Yahoo Japan 1
#6064 Susumu Yoshizawa Kabushiki Kaisha Toshiba 1
#6064 Takuya Nakada Mitsubishi Electric 1
#6064 Suguru Nagayama Nec 1

Nearby-Ranked Cities

Seoul, KR21,314