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 3,301–3,350 of 13,130 inventors

Rank Inventor Primary Company Patents
#2021 Taiki DONEN Mitsubishi Electric 2
#2021 Yasunori Futatsugi Nec 2
#2021 Kazuki Sakamoto Kobe Steel 2
#2021 Takashi Numagi Canon 2
#2021 Satoki Watariuchi Canon 2
#2021 Tsutomu Sawada Sony 2
#2021 Kenji Kitamura National Institute For Materials Science 2
#2021 Ken-ichi Kimizuka Mitsubishi Gas Chemical Company 2
#2021 Toshiyuki Hiroi Sony 2
#2021 Ryo Akamatsu Canon 2
#2021 Yushi Yamabe Sony 2
#2021 Kuniaki Yamaguchi Ebara 2
#2021 Toshiyuki Mine Hitachi 2
#2021 Takafumi Yokoyama Nippon Steel 2
#2021 Keita Sasanuma Japan Display 2
#2021 Seiji Muramatsu Sony 2
#2021 Shosuke Aoai Ricoh Company 2
#2021 Akihito Okumura Seiko Instruments 2
#2021 Yoshihiro Mishima Sysmex 2
#2021 Yuichiro Yamamoto Kabushiki Kaisha Toshiba 2
#2021 Hitoshi Yasui Yokogawa Electric 2
#2021 Tomoki Seki Eagle Industry Co. 2
#2021 Yoshihaya Imamura Kobe Steel 2
#2021 Nobuyuki Isoshima — 2
#2021 Ken-ichiro Yoshino Topcon 2
#2021 Katsumasa KITAJIMA Mitsubishi Electric 2
#2021 Fumitaka ISHIBASHI Kabushiki Kaisha Toshiba 2
#2021 Takayoshi INUMA Rakuten Group 2
#2021 Ryuuta Inoue Nippon Chemi-Con 2
#2021 Yudai Fujioka Mitsubishi Heavy Industries Engine & Turbocharger 2
#2021 Ryota Hisada Honda Motor Co. 2
#2021 Shinya Ikeda Mitsubishi Gas Chemical Company 2
#2021 Kazuaki Hiyama Mitsubishi Electric 2
#2021 Atsushi Kawashima Mitsubishi Electric 2
#2021 Takashi Fukunaga — 2
#2021 Kyosuke Yamakita Honda Motor Co. 2
#2021 Shinya Onodera Tdk 2
#2021 Dai Kamata Honda Motor Co. 2
#2021 Akira Horie Hitachi 2
#2021 Kenta FUJII Mitsubishi Electric 2
#2021 Yohei Kato Mitsubishi Electric 2
#2021 Tomohito Tanaka Nippon Steel 2
#2021 Kohei NISHINO Denka Company Limited 2
#2021 Tomoaki Usuki Mitsubishi Electric 2
#2021 Masaki Yamada Canon 2
#2021 Masaharu Ishii Hitachi 2
#2021 Masaru Shinozaki Mitsubishi Electric 2
#2021 Toshimitsu Noguchi Hitachi 2
#2021 Yosuke Yamagoe Komatsu 2
#2021 Takeshi Nishikawa Tcm 2