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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 Canon, Komatsu, Hitachi.

Showing 18,201–18,250 of 91,278 inventors

Rank Inventor Primary Company Patents
#17667 Ryo Aihara Canon 9
#17667 Yoshiyuki Onishi Komatsu 9
#17667 Kota Miyoshi Hitachi 9
#17667 Kazumasa Yamada Yamada Yuki Seizo Co. 9
#17667 Jinhee Byon Ihi 9
#17667 Sachiko Yoshida Honda Electronics Co. 9
#17667 Mizuto NAKAMURA NTT 9
#17667 Makoto Sakuno Kabushiki Kaisha Pilot 9
#17667 Munemitsu Hamada Tdk 9
#17667 Kazuya Igarashi Canon 9
#17667 Yasuhisa Kuriyama Mitsubishi Gas Chemical Company 9
#17667 Masaru Fujiki Taiyo Kagaku Co. 9
#17667 Tetsuji Tsukamoto GE 9
#17667 Tomoyuki Shirai Pentax 9
#17667 Yuki MAETANI Eagle Industry Co. 9
#17667 Satoru Nagashima Canon 9
#17667 Yuhei Inata Mitsubishi Chemical 9
#17667 Naoko Sumitani Mitsubishi Chemical 9
#17667 Noriaki Mochizuki Nippon Kayaku 9
#17667 Ayumi Takahashi Dic 9
#17667 Hideyuki Sandoh Disco 9
#17667 Hayato Mano Canon 9
#17667 Yu Onozaki Agc 9
#17667 Tomohide FUJIWARA Daicel 9
#17667 Hideo Akama — 9
#17667 Yoshinori Matsumaru Tdk 9
#17667 Akira OTOMO National Institute Of Information And Communications Technology 9
#17667 Keigo Kawasaki Nec 9
#17667 Sunao Imada Astellas Pharma 9
#17667 Yasuhide Yamamoto Fujitsu Limited 9
#17667 Tatsuya Shouji Hitachi 9
#17667 Shigeki Sugano Waseda University 9
#17667 Kentaro Shibukawa Sony 9
#17667 Kazuya Ohtani Advantest 9
#17667 Teruhiko Oishi Asahi Kasei Medical Co. 9
#17667 Kentaro Nishida Toyota 9
#17667 Yuichi Yui Mitsubishi Electric 9
#17667 Yuji Nakashima Shimano 9
#17667 Kenji Yamanishi Nec 9
#17667 Naotoshi Toda King Jim Co. 9
#17667 Hideki Narushima Canon 9
#17667 Masaru Usui Sony 9
#17667 Koji Nishitani Casio Computer Co. 9
#17667 Yutaka Sumi Ntt Docomo 9
#17667 Satoko Kinoshita IBM 9
#17667 Shoji Iwasaki Sanyo Electric Co. 9
#17667 Hiroki HAYAMIZU Agc 9
#17667 Susumu Enjoji Toshiba 9
#17667 Yoshimi Watabe Anelva 9
#17667 Yuuichi Nakamura Kabushiki Kaisha Toshiba 9

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