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USPTO Patent Rankings Data through Sept 30, 2025
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Tokyo, JP 2024

28,253 patents  ·  13,980 inventors

Ranked #1 of 44,998 cities Top 1%

Tokyo, JP ranks #1 worldwide for total patents filed in 2024, with 28,253 patents from 13,980 inventors. Leading employers of inventors based in Tokyo, JP include Astellas Pharma, Canon, Mitsubishi Electric.

Showing 12,301–12,350 of 13,980 inventors

Rank Inventor Primary Company Patents
#5381 Hiromu SATO Astellas Pharma 1
#5381 Masaaki Ishihara Canon 1
#5381 Masato Mori Mitsubishi Electric 1
#5381 Takami Shibazaki Olympus 1
#5381 Madoka Baba Mitsubishi Electric 1
#5381 Toshiyuki NAKAYASU Mitsubishi Electric 1
#5381 Hitoshi Domon Sony 1
#5381 Katsuei Ichikawa Maxell 1
#5381 Takahiko Abe Honda Motor Co. 1
#5381 Ai Kameda Daiichi Sankyo Company, Limited 1
#5381 Masanori Izumoto Toyota 1
#5381 Yoshio Takaichi GE 1
#5381 Keiko Mitsui — 1
#5381 Hitoshi UKAWA Hitachi 1
#5381 Keita Saku Kyushu University, National University 1
#5381 Kengo TANABE Swcc Showa Cable Systems Co. 1
#5381 Natsuki Sakurai Daiichi Sankyo Company, Limited 1
#5381 Jun Matsushima Renesas Electronics 1
#5381 Manabu SAKAIHARA Topcon 1
#5381 Shingo Nonaka Toppan 1
#5381 Shigeyuki Yamada Sharp Kabushiki Kaisha 1
#5381 Yosuke MATSUBARA Ihi Rotating Machinery Engineering Co. 1
#5381 Kota TERAMOTO Mitsubishi Electric 1
#5381 Kyohei HONDA Bridgestone 1
#5381 Kazuhiro Oyoshi Canon 1
#5381 Kiyoshi Hosono Sony 1
#5381 Maxime De Boni L'Oreal 1
#5381 Shunsuke YOKOO Paramount Bed Co. 1
#5381 Keiichi Maeda Sony 1
#5381 Shinya Motooka Sankei Giken Kogyo Co. 1
#5381 Jaw-Shen Tsai Nec 1
#5381 Yuki Kozue Ihi 1
#5381 Hideoki Iwanami Dic 1
#5381 Erina Kigoshi Toyota 1
#5381 Takashi Oura — 1
#5381 Shigemasa Kumagawa NTT 1
#5381 Seiji Kozaki Mitsubishi Electric 1
#5381 TENKO HAYASHI Compagnie Generale Des Etablissements Michelin 1
#5381 Shogo Kataoka Jeol 1
#5381 Shigehiko Kato — 1
#5381 Koji Todoroki Jeol 1
#5381 Kunio Oishi Ebara 1
#5381 Yu Ishii Ebara 1
#5381 Tomonori Kumagai Fujitsu Limited 1
#5381 Kohei Negishi Cygames 1
#5381 Yasuyuki Tsukimori Asahi Kasei Chemicals 1
#5381 Satoru Uno Shin-Etsu Chemical Co. 1
#5381 Teruyoshi Kogure Nsk 1
#5381 Masahiro Sekino Kabushiki Kaisha Toshiba 1
#5381 Takeshi Ookawara Japan Display 1

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