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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kumamoto, JP ranks #540 worldwide for total patents filed in 2021, with 255 patents from 170 inventors. Leading employers of inventors based in Kumamoto, JP include Tokyo Electron Limited, Mitsubishi Electric, Hitachi Industrial Equipment Systems Co..

Showing 1–50 of 170 inventors

Rank Inventor Primary Company Patents
1 Keisuke Egashira Tokyo Electron Limited 7
2 Takahiro Ueno Mitsubishi Electric 6
2 Takeshi Tsuchiya Hitachi Industrial Equipment Systems Co. 6
#4 Hayato Kato The Yokohama Rubber Co. 5
#5 Hironobu Hyakutake Tokyo Electron Limited 4
#5 Yasuo Hayashida Omron 4
#5 Takeshi Tamura Nichia 4
#8 Kan Shimizu Sony 3
#8 Yohei MAEDA Sumitomo Rubber Industries 3
#8 Yuka Yamamoto Sony 3
#8 Nobuhiro Ogata Tokyo Electron Limited 3
#8 Naoto Nakamura Canon 3
#8 Yasushi Takiguchi Tokyo Electron Limited 3
#8 Kenji Nakamizo Tokyo Electron Limited 3
#8 Hiroyuki Kawashima Sony 3
#8 Takashi Matsuo Sony 3
#8 Yukihiro Sayama Sony 3
#8 Hisashi Kawano Tokyo Electron Limited 3
#8 Takuro Masuzumi Tokyo Electron Limited 3
#8 Yusuke Tomita Exedy 3
#8 Norihiro Ito Tokyo Electron Limited 3
#8 Jiro Higashijima Tokyo Electron Limited 3
#23 Keigo Satake Tokyo Electron Limited 2
#23 Tomohiro Ohkubo Sony 2
#23 Eiichirou Kishida Sony 2
#23 Teruhiko Kodama Tokyo Electron Limited 2
#23 Masashi Enomoto Tokyo Electron Limited 2
#23 Sintaro Nakajiki Sony 2
#23 Kenichirou Matsuyama Tokyo Electron Limited 2
#23 Tomoharu Ogita Sony 2
#23 Akira Wada Fujikura 2
#23 Kenta SHIBASAKI Tokyo Electron Limited 2
#23 Yuichiro Inatomi Tokyo Electron Limited 2
#23 Masato Hamada Tokyo Electron Limited 2
#23 Yohei SANO Tokyo Electron Limited 2
#23 Seiki Shimoda Omron 2
#23 Tetsuya Yoneda Sharp Kabushiki Kaisha 2
#23 Shinichiro Noudo Sony 2
#23 Kyohei Mizuta Sony 2
#23 Hiroki Ohno Tokyo Electron Limited 2
#23 Kento Tsukano Tokyo Electron Limited 2
#23 Takekazu Shinohara Sony 2
#23 Takanori Obaru Tokyo Electron Limited 2
#23 Tomohiro Kaneko Tokyo Electron Limited 2
#23 Teruomi Minami Tokyo Electron Limited 2
#23 Hideaki Kashiwagi Mitsuba 2
#23 Yoshihiko Nagahama Sony 2
#23 Kazuhiko Kimachi Km Biologics Co. 2
#49 Akiko Ogino Sony 1
#49 Yutaro Maruno Hirata 1