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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 Shimadzu, Hitachi, Denso.

Showing 15,351–15,400 of 91,278 inventors

Rank Inventor Primary Company Patents
#14828 Ichiro Oda Shimadzu 11
#14828 Yuichi Nonaka Hitachi 11
#14828 Toshikazu Watanabe Denso 11
#14828 Yuuki Nishino Canon 11
#14828 Kazuyuki Nishizawa Nec Electronics 11
#14828 Tadamasa Fujimura Unknown 11
#14828 Akimitsu Mochizuki Toyo Ink Mfg. Co. 11
#14828 Junji Sukeno Mitsubishi Electric 11
#14828 Junsuke Ino Nissan Motor Co. 11
#14828 Izumi Itoh Ricoh Company 11
#14828 Tsutomu NOZOE Sumitomo Metal Mining Co. 11
#14828 Takumi Ando Fujitsu Limited 11
#14828 Tatsuyuki Maekawa Kabushiki Kaisha Toshiba 11
#14828 Keisuke Yasui Sega Enterprises 11
#14828 Takaaki Ebe Oki Data 11
#14828 Masashi TAKAHATA Japan Display 11
#14828 Emina Ikeuchi Panasonic 11
#14828 Kiyohito Koide Japan Aviation Electronics Industry, Limited 11
#14828 Yukihiko Ono Hitachi Construction Machinery Co. 11
#14828 Yuzo Kurokami Nec 11
#14828 Hiroyasu Yokoyama Jfe Steel 11
#14828 Teruaki Kuroda Oki Data 11
#14828 Katsumi Ohata Mitsubishi Electric 11
#14828 Yoshiko Iida Canon 11
#14828 Seiji Kondou Nitto Denko 11
#14828 Yuzo Koike Kabushiki Kaisha Toshiba 11
#14828 Hisanori Kiyomatsu Daita Frontier Fund 11
#14828 Jouji Yamada Japan Display 11
#14828 Takehiro Koga Asahi Kasei Kabushiki Kaisha 11
#14828 Katsuyuki Ishikawa Taiheiyo Cement 11
#14828 Ryou Sawai Sony 11
#14828 Sakiko Kojima Comcast 11
#14828 Seiya Ogawa Fujitsu Limited 11
#14828 Satoru Ohsuki Daiichi Pharmaceutical Co. 11
#14828 Hirofumi Shimomura Nec 11
#14828 Hisayoshi Usui Nec 11
#14828 Masato Mizuno Fujitsu Limited 11
#14828 Syuji Tsukamoto Tdk 11
#14828 Yoshihiro Kajiki Nec 11
#14828 Yukishige Saito Nec 11
#14828 Hitoyoshi Kurata Tdk 11
#14828 Kazuo Miyaji Fujitsu Limited 11
#14828 Nobutaka Itagaki Avago Technologies Ecbu Ip (Singapore) Pte. 11
#14828 Ryuichi Yamaguchi Sumitomo Electric Industries 11
#14828 Motoyuki Miyata Hitachi 11
#14828 Kojiro Kato Yamaha 11
#14828 Makoto Nukui Pentax 11
#14828 Johan Bergquist Nokia Technologies Oy 11
#14828 Tadashi Sakon Nippon Steel 11
#14828 Tomohisa Azuma Tdk 11

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Yokohama, JP432,220