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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 Mitsubishi Electric, Canon, Tdk.

Showing 14,351–14,400 of 91,278 inventors

Rank Inventor Primary Company Patents
#13732 Saika Tashiro Mitsubishi Electric 12
#13732 Tomohiko Takayama Canon 12
#13732 Masaki Sobu Tdk 12
#13732 Shigeru Shiozaki Teijin Limited 12
#13732 Yousuke Hisakuni Kabushiki Kaisha Toshiba 12
#13732 Katsuhiko Iwasaki Sumitomo Chemical 12
#13732 Tomonori Aikawa Ricoh Company 12
#13732 Toshiaki Murakami Jtekt 12
#13732 Hideaki Yoshihara Fujifilm 12
#13732 Yasuhiro Masuzaki Hirose Electric Co. 12
#13732 Fumihiko Mizukami Dai Nippon Printing Co. 12
#13732 Kazuhisa Hasumi — 12
#13732 Hozumi Yonezawa Ricoh Company 12
#13732 Kentaro Miyamoto Fujifilm 12
#13732 Yuichiro Kanasugi Canon 12
#13732 Hiroshi Fukuoka Nippon Chemical Industrial Co. 12
#13732 Taiki Eda Gree Holdings 12
#13732 Susumu Maruyama Colibri 12
#13732 Akira YATSUYANAGI Mitsubishi Electric 12
#13732 Kei Masuda Toyota 12
#13732 Shun Sakai Omron 12
#13732 Akio Tsuji Casio Computer Co. 12
#13732 Minori Tamagawa Konica Minolta Opto 12
#13732 Shunsuke Akimoto Nec 12
#13732 Takaaki Fukushi Nippon Steel & Sumitomo Metal 12
#13732 Yasuki Kimura Mitsubishi Electric 12
#13732 Itsuki Nakano Mitsumi Electric Co. 12
#13732 Jun Shibuya Mitsubishi Electric 12
#13732 Yoshisada Ebata Hitachi 12
#13732 Kei Sugano IBM 12
#13732 Masayuki Kawashima Iwatsu Electric Co. 12
#13732 Tetsuo Otsuka Agc 12
#13732 Masashi Fujitsuka Mitsubishi Electric 12
#13732 Noriko Matsui Audio-Technica 12
#13732 Shinpei Yamaguchi Sony 12
#13732 Kai Karikomi Mitsubishi Electric 12
#13732 Hiroki TOMITA Casio Computer Co. 12
#13732 Takashi Higashi Brother Kogyo 12
#13732 Tetsuichiro Yamamoto Nec 12
#13732 Yoshimasa Hara Brother Kogyo 12
#13732 Hiroshi Kamo Asahi Kasei Chemicals 12
#13732 Takashi Aigo Showa Denko K.K. 12
#13732 Tetsuya Ooshima Hitachi 12
#13732 Shinichi Tokunaga Kao 12
#13732 Hisao Wada Sony 12
#13732 Kazuo Ohkawa Asahi Denka Kogyo K.K. 12
#13732 Takashi Kurafuji Renesas Electronics 12
#13732 Shumei Ishihara Kuraray Noritake Dental 12
#13732 Sakae Matsuzaki Disco 12
#13732 Hideki Matsuyama Renesas Electronics 12

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