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 2,151–2,200 of 13,130 inventors

Rank Inventor Primary Company Patents
#2021 Yuta Yamauchi Hitachi 2
#2021 Takeyuki Nagashima Canon 2
#2021 Jun Nakagawa Ricoh Company 2
#2021 Kei Tateno Sony 2
#2021 Yoshiyuki Hagihara Taiyo Nippon Sanso 2
#2021 Yu Shigenari Ihi Aerospace Co. 2
#2021 Mizuki Nagai Ebara 2
#2021 Koji Hiratsuka Ntt Docomo 2
#2021 Chiharu Morisaki Mitsubishi Electric 2
#2021 Sota Kagami Nec 2
#2021 Ryosuke Matsui Toray Industries 2
#2021 Shuta Akatsuka Senju Metal Industry Co. 2
#2021 Shinji Ohira Canon 2
#2021 Takuya OKUYAMA Hitachi 2
#2021 Masataka IWAKI Nippon Steel 2
#2021 Yuji Araki Ebara 2
#2021 Keigo Higashida Tdk 2
#2021 Shuichi SAKATA Mitsubishi Electric 2
#2021 Hironori Honda Mitsubishi Heavy Industries Engine & Turbocharger 2
#2021 Shohei ISHIMURA Mitsubishi Electric 2
#2021 Junichi Shibuya Resonac 2
#2021 Makoto Hidaka Ricoh Company 2
#2021 Tetsushi Morikawa Schott Japan 2
#2021 Yasumichi Wakao Bridgestone 2
#2021 Wado Akamatsu Keio University 2
#2021 Naoko Kuzumaki Juntendo Educational Foundation 2
#2021 Yuichi Oyanagi Tdk 2
#2021 Shohei Baba Canon 2
#2021 Nobuhito SHIRAISHI Renesas Electronics 2
#2021 Yuichiro SHIGA — 2
#2021 Yoshifumi Sekiguchi Hitachi Displays 2
#2021 Shinya Sagawa Subaru 2
#2021 Kento Yamada Seiko Epson 2
#2021 Ryoya Kobayashi Honda Motor Co. 2
#2021 Tomoyuki Hongo Disco 2
#2021 Hirofumi Konishi Mitsubishi Electric 2
#2021 Masashi Usami Kokusai Denshin Denwa Co. 2
#2021 Takuya Kazama Stanley Electric Co. 2
#2021 Nobuaki Kobayashi Hitachi Automotive Systems 2
#2021 Yasuyuki Miyake Denso 2
#2021 Yohei IKEBE Hoya 2
#2021 Takuto Onishi Sony 2
#2021 Yoshiko Shigiya Canon 2
#2021 Masao Takiguchi Honda Motor Co. 2
#2021 Tokuma Kaiho Honda Motor Co. 2
#2021 Kazuya Kitazawa Senju Metal Industry Co. 2
#2021 Yuki MIZUNO Mitsubishi Electric 2
#2021 Haoxiang Qiu IBM 2
#2021 Masashi Ugawa The University Of Tokyo 2
#2021 Keisuke Kobayashi Hitachi 2