Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.

Tokyo, JP 2025

23,000 patents  ·  13,130 inventors

Ranked #1 of 40,155 cities Top 1%

Showing 2,901–2,950 of 13,130 inventors

Rank Inventor Primary Company Patents
#2021 Eiji Komura Tdk 2
#2021 Michiko Seyama NTT 2
#2021 Susumu Hashimoto Kabushiki Kaisha Toshiba 2
#2021 Yuichiro DAN NTT 2
#2021 Shintaro Shinjo Mitsubishi Electric 2
#2021 Kimiyasu YOSHIMURA Hitachi 2
#2021 Naotoshi Kirihara Disco 2
#2021 Shunichi Matsushita Furukawa Electric Co. 2
#2021 Kenji Tokoro Komatsu 2
#2021 Atsushi Kohnotoh Canon 2
#2021 Makio KASHINO NTT 2
#2021 Yuta Aizawa Minebea Mitsumi 2
#2021 Tamie Nakayama Sony 2
#2021 Takeo Horie Nissan Motor Co. 2
#2021 Kumiko Tsukahara Sony 2
#2021 Kento TAKURA Sony 2
#2021 Hiroyuki Noji Japan Science And Technology Agency 2
#2021 Yoshiaki Sugishita Lintec 2
#2021 Hideyuki Hamamura Nippon Steel 2
#2021 Koichiro Ikeda Osaka Gas Co. 2
#2021 Shoh Tsuritani Ricoh Company 2
#2021 Keizo Akutagawa Bridgestone 2
#2021 Hayato UCHIDE Mitsubishi Electric 2
#2021 Tsuguhiro Takuno Mitsubishi Electric 2
#2021 Yoshiharu Kurosaki Mitsubishi Electric 2
#2021 Shin Kataoka Kawasaki 2
#2021 Shigeki OOKUBO Hoya Lens Thailand 2
#2021 Tatsutoshi INUZUKA — 2
#2021 Nagamasa Mizushima Hitachi 2
#2021 Hisayuki Takasu — 2
#2021 Ko Okumura Unknown 2
#2021 Teiji WADA Daiichi Sankyo Company, Limited 2
#2021 Junya Ono Honda Motor Co. 2
#2021 Vishvesh TRIVEDI Rakuten Mobile 2
#2021 Dhananjay CHAUBEY Rakuten Mobile 2
#2021 Shohei HIRUTA Nec 2
#2021 Masaaki Takaya NTT 2
#2021 Yukihiro Matsubara Jfe Steel 2
#2021 Noriki Fujita Jfe Steel 2
#2021 Puneet DEVADIGA Rakuten Symphony 2
#2021 Daiki KAJITA Hitachi 2
#2021 Yohsuke Kaji Sony 2
#2021 Yumi Mukoyama Canon 2
#2021 Shintaro Nakagawa Showa Denko K.K. 2
#2021 Hideki II Furukawa Electric Co. 2
#2021 Daisuke ASAMI Furukawa Electric Co. 2
#2021 Yohei MOMOKI Fujifilm 2
#2021 Shigeru Nakamoto — 2
#2021 Ryo SHIMAZU Disco 2
#2021 Takumu IWANAKA — 2