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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 Tdk, Konica Minolta, Nec.

Showing 17,701–17,750 of 91,278 inventors

Rank Inventor Primary Company Patents
#17667 Shusaku Umemoto Tdk 9
#17667 Takumi Shirakuma Konica Minolta 9
#17667 Mitsuma Ooishi Nec 9
#17667 Gen Hamada Sony 9
#17667 Tadayuki Ishikawa Komatsu Shisakusho 9
#17667 Mitsuo Osawa Asahi Glass Co. 9
#17667 Masayuki Matsuura Hitachi 9
#17667 Yusuke Sakoda Hirose Electric Co. 9
#17667 Kusuki Nishioka Nippon Zoki Pharmaceutical Co. 9
#17667 Kenta Kawahara Mitsubishi Electric 9
#17667 Akifumi Okigawa Joled 9
#17667 Yasutaka Katayama Topcon 9
#17667 Kenichiro Okura Mitsubishi Electric 9
#17667 Yusuke Okawa Hitachi 9
#17667 Yoshikatsu Nagayama Olympus Optical Co. 9
#17667 Shumpei Ishikawa Chugai Pharmaceutical 9
#17667 Takayoshi Ono Daifuku Co. 9
#17667 Giancarlo Horeschi Tokyo Juki Industrial Co. 9
#17667 Aritoki Kawai Sony 9
#17667 Kuniteru Mihara Furukawa Electric Co. 9
#17667 Nobutoshi Hamada Sony 9
#17667 Norifumi Yamamoto Ricoh Company 9
#17667 Manabu Koarai Kabushiki Kaisha Toshiba 9
#17667 Mitsuru Koizumi Jeol 9
#17667 Keijiro Shigeru Sumitomo Osaka Cement Co. 9
#17667 Satoshi Matsuzawa Shinko Electric Industries Co. 9
#17667 Yasunori Sakisaka Tdk 9
#17667 Itsutaku Sano Canon 9
#17667 Chiko Yorita Renesas Electronics 9
#17667 Akinobu Nojima Tdk 9
#17667 Tomohide Nakamura Ube Industries 9
#17667 Kenji Ishizuki Jsr 9
#17667 Hisashi Tomitani Japan Display 9
#17667 Yukiyasu Nakao Mitsubishi Electric 9
#17667 Shoji Koyama Nec 9
#17667 Taichi SAWAGUCHI Zeon 9
#17667 Tatsuro Yashiki Mitsubishi Hitachi Power Systems 9
#17667 Ken-Ichi Takaki Kureha 9
#17667 Katsunori Matsui Mitsubishi Electric 9
#17667 Masafumi Chiba Fujitsu Component Limited 9
#17667 Takemasa Ikeda Konica Minolta 9
#17667 Kenta Aoki Kureha 9
#17667 Hirotoshi Sakamoto Dai Nippon Printing Co. 9
#17667 Mitsuru Inada Mitsubishi Electric 9
#17667 Tetsuro Awaya Canon 9
#17667 Yuya Horiuchi Sony 9
#17667 Tadashi Katayose Mitsubishi Electric 9
#17667 Masayuki Ichioka Sumitomo Osaka Cement Co. 9
#17667 Toshio DOGU Digital Arts 9
#17667 Kiyomichi Ichikawa Ihi 9

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Yokohama, JP432,220