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USPTO Patent Rankings Data through Sept 30, 2025
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Tokyo, JP 2022

28,067 patents  ·  14,019 inventors

Ranked #1 of 44,143 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2022, with 28,067 patents from 14,019 inventors. Leading employers of inventors based in Tokyo, JP include Hitachi, Genox Research, Jfe Steel.

Showing 13,851–13,900 of 14,019 inventors

Rank Inventor Primary Company Patents
#5476 Akihiro Miyauchi Hitachi 1
#5476 Shinji Kagaya Genox Research 1
#5476 Hideya Matsumoto Jfe Steel 1
#5476 Hyongmyong Kang Sony 1
#5476 Shaoxiang MA Mitsubishi Electric 1
#5476 Kazuo Asanuma Taiyo Yuden Co. 1
#5476 Shotaro Hidaka Du Pont-Toray Co. 1
#5476 Kuniaki Yagi Hoya 1
#5476 Hiroshi Iwauchi Mahle International Gmbh 1
#5476 Yoichi Suruga Nippon Mektron 1
#5476 Raitarou Masaoka Tdk 1
#5476 Mika Honjo Toppan Printing Co. 1
#5476 Katsuaki Kamoike Fujifilm 1
#5476 Takeshi Hama Fujifilm 1
#5476 Naofumi HAMA Hitachi 1
#5476 Yuxin LIANG Hitachi 1
#5476 Masahiko Itakura Daicel Polymer 1
#5476 Yuhei Imai — 1
#5476 Takeshi Yamatoya Mitsubishi Electric 1
#5476 Hiroshi Kimoto Sumitomo Wiring Systems 1
#5476 Hideto Mori Sony 1
#5476 Haochun LEE Japan Display 1
#5476 Yoshiaki Katsumata Chiyoda 1
#5476 Hideo Kitamura Kabushiki Kaisha Toshiba 1
#5476 Masahiro Sakurai Nintendo Co. 1
#5476 Motohide Sasaki Koki Holdings Co. 1
#5476 Koji Furusawa Sony 1
#5476 Ikiko Shimanuki Nec 1
#5476 Hiroshi Shimomoto Ebara 1
#5476 Katsuhiko Nawate Showa Denko Materials Co. 1
#5476 Ringo Shimada Subaru 1
#5476 Kei Shinotsuka Oji Holdings 1
#5476 Yusuke Niki Kabushiki Kaisha Toshiba 1
#5476 Genki Harada Toppan Printing Co. 1
#5476 Kei Suefuji Canon 1
#5476 Hidehiro Takagi Subaru 1
#5476 Soichiro Araki Nec 1
#5476 Toshiya Nishizawa Sanyo Denki Co. 1
#5476 Shoichiro Ogata Ebara 1
#5476 Masami Takai Ricoh Company 1
#5476 Masashi Kitazaki Tdk 1
#5476 Yoshinori ENOMOTO Nihon Kohden 1
#5476 Ryuichi Ogawa Sanyo Electric Co. 1
#5476 Hidetaka Yahata Mitsubishi Electric 1
#5476 Yoshi Kanega Dexerials 1
#5476 Daisuke Nose Ricoh Company 1
#5476 Shinichi Miwa Ngk Insulators 1
#5476 Shin Noguchi Hitachi 1
#5476 Niki Kitahama Mitsubishi Electric 1
#5476 Masatoshi Shioya Tokyo Institute Of Technology 1

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