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 4,201–4,250 of 13,130 inventors

Rank Inventor Primary Company Patents
#2021 Hisaaki Kanai Hitachi 2
#2021 Shunsuke Ozawa Nippon Paper Industries Co. 2
#2021 Chie Yoshida Nippon Paper Industries Co. 2
#2021 Fumihito IZAWA Mitsubishi Electric 2
#2021 Yusuke INABA Furukawa Electric Co. 2
#2021 Ryota KURODA Renesas Electronics 2
#2021 Akihiro Shimomura Fujitsu Limited 2
#2021 Yusuke SHIMOYAMA Jfe Steel 2
#2021 Izuru Tanaka Sony 2
#2021 Motohiro MIYAJIMA Topcon 2
#2021 Hiroaki Hashimoto Hitachi 2
#2021 Takayuki Hashimoto Renesas Electronics 2
#2021 Akira Ikeda Mitsubishi Electric 2
#2021 Ryota SASAI Olympus 2
#2021 Ryuta WAKABAYASHI Honda Motor Co. 2
#2021 Alisaun Fukugaki — 2
#2021 Tatsunori Sakano Kabushiki Kaisha Toshiba 2
#2021 Yuuki Iijima Senju Metal Industry Co. 2
#2021 Hidekazu Minami Jfe Steel 2
#2021 Shinya Teramoto Nippon Steel & Sumitomo Metal 2
#2021 Hayato NISHIOKA Sony 2
#2021 Ryuichi Takeuchi Shishido Electrostatic 2
#2021 Jiro HIROTA Sekisui Medical Co. 2
#2021 Masatsugu Kusunoki Mitsubishi Electric 2
#2021 Akinori Nakamura Kuken Co. 2
#2021 Kaname Tomite Canon 2
#2021 Noriyasu Nagai Canon 2
#2021 Tatsuya FUKUI NTT 2
#2021 Fumie Kameyama Canon 2
#2021 Takuto ARAI Ntt Docomo 2
#2021 Mami Muratani Nikon 2
#2021 Keisuke Yanagisawa Sony 2
#2021 Toshiteru Nakamura Hitachi-Lg Data Storage 2
#2021 Daisuke Ebihara — 2
#2021 Atsushi Kamoi Nec 2
#2021 Ryuji Kodama Mayekawa Mfg. Co. 2
#2021 Keita Hasegawa NTT 2
#2021 Masaru Kawasaki Jvckenwood 2
#2021 Keisuke Azuma Kabushiki Kaisha Toshiba 2
#2021 Kentaro Kimura Sony 2
#2021 Yasushi Matsutaka Mitsubishi Electric 2
#2021 Yosuke Eguchi Canon 2
#2021 Yuta Ono Cygames 2
#2021 Akiyoshi Shibuya Zeon 2
#2021 Yasuhiro Kiyofuji Hitachi 2
#2021 Tomomichi Ito Hitachi 2
#2021 Nobuyuki Takada Ebara 2
#2021 Tadashi Yamaguchi Renesas Electronics 2
#2021 Yu AOTANI Toyocolor Co. 2
#2021 Kenji Hoshino Softbank 2