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 4,951–5,000 of 13,130 inventors

Rank Inventor Primary Company Patents
#4477 Daichi Okuno Mitsubishi Chemical 1
#4477 Takashi Kamoshita Hitachi 1
#4477 Naoya Sukegawa Disco 1
#4477 Tomoki Sasaki Senju Metal Industry Co. 1
#4477 Yoshie Tachibana Senju Metal Industry Co. 1
#4477 Yasutaka TAKAZONO Asahi Kasei Medical Co. 1
#4477 Chuya Aoki Hitachi 1
#4477 Masataka Kondo Kaneka 1
#4477 Takeshi Aizawa Autonetworks Technologies 1
#4477 Masahiko Koyama Cygames 1
#4477 Tomonari Hiraguchi Jfe Steel 1
#4477 Hitomi Araki Asahi Kasei Medical Co. 1
#4477 Shinichi Kimura HGST 1
#4477 Atsuomi Ohno Sony 1
#4477 Takuya KANETA Subaru 1
#4477 Yuya TSUCHIMOTO Mitsubishi Electric 1
#4477 Kineo Tomura Honda Motor Co. 1
#4477 Ryoji Fujimoto Dai-Ichi Kogyo Seiyaku Co. 1
#4477 Toshiki Matsubayashi Paramount Bed Co. 1
#4477 Shinsuke Hayashida Canon 1
#4477 Takahisa Murata The Yokohama Rubber Co. 1
#4477 Kohei Ashina The University Of Tokyo 1
#4477 Jun Henmi Meiji Co. 1
#4477 Yoshitaka Moriyasu Asahi Kasei Microdevices 1
#4477 Masahira Hattori The University Of Tokyo 1
#4477 Momoko Iwami Sony 1
#4477 Masatoshi KUBOUCHI Kyocera 1
#4477 Kosuke Nishihara Nec 1
#4477 Tadashi Nagano Gree Holdings 1
#4477 Yusuke MORISHIMA Agc 1
#4477 Takeru SUGIMOTO Nintendo Co. 1
#4477 Hayato Minagawa Nintendo Co. 1
#4477 Tatsushi Sasanuma Foster Electric Company, Limited 1
#4477 Hemanth Kumar AJARU 17Live Japan 1
#4477 Takeshi Tsutsumi Reverse Proteomics Research Institute Co. 1
#4477 Yuko Kusuzaki Astellas Pharma 1
#4477 Keisuke Kadoyama Meiji Co. 1
#4477 Toshiaki Tochigi Meiji Co. 1
#4477 Eriko HOSHINO Asahi Kasei Kabushiki Kaisha 1
#4477 Kazuki NAMBA Hitachi 1
#4477 Daisuke HAMABA Hitachi 1
#4477 Hiroshi Iimura Hitachi 1
#4477 Yuichi Ishida Sony 1
#4477 Yusuke Imanaka Renesas Electronics 1
#4477 Taku KITAHARA Ricoh Company 1
#4477 Tetsuo Sakurai Ricoh Company 1
#4477 Koyuki Mesuda Resonac 1
#4477 Hiroyuki Koura Sumitomo Chemical 1
#4477 Chisato Hasegawa Nichia 1
#4477 Daigo KOMATSU Honda Motor Co. 1