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USPTO Patent Rankings Data through Sept 30, 2025
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Tokyo, JP All Time

716,148 patents  ·  91,278 inventors

Ranked #1 of 111,555 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed all time, with 716,148 patents from 91,278 inventors. Leading employers of inventors based in Tokyo, JP include Sony, Kabushiki Kaisha Toshiba, IBM.

Showing 14,551–14,600 of 91,278 inventors

Rank Inventor Primary Company Patents
#13732 Naoki Kuzuya Sony 12
#13732 Hiroo Saito Kabushiki Kaisha Toshiba 12
#13732 Hiroaki Uetsuki IBM 12
#13732 Yasunori Kudo Olympus 12
#13732 Kotaro Harigane Tdk 12
#13732 Yasufumi Mochizuki Yazaki 12
#13732 Kazuhito Kojima Mitsubishi Electric 12
#13732 Megumu Tsuruta Mitsubishi Electric 12
#13732 Koji Sekine Ibiden Co. 12
#13732 Tomoyuki Aida Thk Co. 12
#13732 Yoshimi Obara Hoya 12
#13732 Benedikt Neuenfeldt Sony 12
#13732 Satoru Sueki Headway Technologies 12
#13732 Hideki Tada Canon 12
#13732 Yuji Hosokawa Paramount Bed Co. 12
#13732 Koichi Iguchi Nec 12
#13732 Akira Gotani Tdk 12
#13732 Mitsuhisa Kanaya Ricoh Company 12
#13732 Naoto Shimura Ricoh Company 12
#13732 Shinya KAWANO NTT 12
#13732 Hiroaki Hirai Mitsubishi Electric 12
#13732 Yoshifumi Matsunaga — 12
#13732 Shojiro Furuya Mitsubishi Electric 12
#13732 Yukihiko Sohda IBM 12
#13732 Kaoru Shimamura Fujitsu Limited 12
#13732 Norikatsu Chiba Kabushiki Kaisha Toshiba 12
#13732 Shuichi Hatakeyama Hitachi 12
#13732 Kazuhiro Oguchi Rohm Co. 12
#13732 Masaru Kawakita Nec 12
#13732 Masakichi Yahagi Shin Nisso Kako Co. 12
#13732 Shimpei Tanabe Murata Manufacturing Co. 12
#13732 Takumi Mori Mitsubishi Electric 12
#13732 Kenji Kai Ntt Docomo 12
#13732 Yusuke Oyama Sony 12
#13732 Chie Sugama Showa Denko Materials Co. 12
#13732 Yoshiaki Isobe Hitachi 12
#13732 Norishige Emoto Mitsubishi Electric 12
#13732 Makoto Umeuchi NTT 12
#13732 Mitsuo Umezawa Subaru 12
#13732 Atsuhiro Tokita Mitsubishi Gas Chemical Company 12
#13732 Ryosuke Uehara Mitsubishi Hitachi Power Systems Environmental Solutions 12
#13732 Ryo Utsunomiya Casio Keisanki 12
#13732 Masaaki Hanai Mitsubishi Electric 12
#13732 Keita Inose Nippon Steel 12
#13732 Midori YAMAAI Zeon 12
#13732 Minoru Sakurai Kabushiki Kaisha Toshiba 12
#13732 Tomoyoshi Nakamura Carl Manufacturing Co. 12
#13732 Shunichiro Kuroki Aroma Bit 12
#13732 Eiichi Yajima Hoya 12
#13732 Masashi Kanazawa Sumitomo Wiring Systems 12

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