Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2020, with 29,522 patents from 14,393 inventors. Leading employers of inventors based in Tokyo, JP include Mitsubishi Hitachi Power Systems, Square Enix Co., Nissan Motor Co..

Showing 14,201–14,250 of 14,393 inventors

Rank Inventor Primary Company Patents
#5815 Hikaru Katano Mitsubishi Hitachi Power Systems 1
#5815 Takehiro Ando Square Enix Co. 1
#5815 Ryota Nakayama Nissan Motor Co. 1
#5815 Wataru Sugimura Sumco 1
#5815 Takahiro Bamba Ihi 1
#5815 Naoaki Inoue Mitsubishi Electric 1
#5815 Shinsuke Asada Mitsubishi Electric 1
#5815 Yutaka Ikura Mitsubishi Electric 1
#5815 Norimasa Furukawa Sony 1
#5815 Madoka Wakabayashi Oki Electric Industry Co. 1
#5815 Hiroki Munakata Aruze Gaming America 1
#5815 Kazuya Kodani Kabushiki Kaisha Toshiba 1
#5815 Kazuhisa Torigoe Sumco 1
#5815 Takehiko Kurashige Kabushiki Kaisha Toshiba 1
#5815 Kosuke SADAKATA Hitachi Industrial Equipment Systems Co. 1
#5815 Yoshiharu Maeno Nec 1
#5815 Takeshi Izumi Ebara 1
#5815 Miki Shinagawa Ihi 1
#5815 Katsuya Uchida Kabushiki Kaisha Toshiba 1
#5815 Hisashi Ishida Nec 1
#5815 Akio YOUTOU Hosokawa Yoko Co. 1
#5815 Tatsufumi Aoi Mitsubishi Electric 1
#5815 Kohei Sakurai Hitachi 1
#5815 Tadao Yabuhara Otsuka Chemical Co. 1
#5815 Takashi ANZAI Square Enix Co. 1
#5815 Go Nakamoto Honda Motor Co. 1
#5815 Tsutomu Ono Tdk 1
#5815 Emi Higano Japan Display 1
#5815 Junichi Kusakabe Asahi Kasei Kabushiki Kaisha 1
#5815 Hisato Sakuma Nec 1
#5815 Toshio Nakayama Kabushiki Kaisha Toshiba 1
#5815 Satoru Kozuka Mitsubishi Electric 1
#5815 Atsushi Masuda Kabushiki Kaisha Toshiba 1
#5815 Akimitsu Yoshida Canon 1
#5815 Masayuki Ida Renesas Electronics 1
#5815 Isao Furuse Hitachi 1
#5815 Yusuke Arii Mitsubishi Electric 1
#5815 Fuminori Kato Hitachi Industrial Equipment Systems Co. 1
#5815 Yoshiaki Shibata Sony 1
#5815 Hitoshi Tamura Hitachi 1
#5815 Tsuyoshi Yoshikawa Gree Holdings 1
#5815 Takuma Mizobe Mitsubishi Electric 1
#5815 Youichi Fukaya Canon 1
#5815 Tetsuo Komura Mitsubishi Electric 1
#5815 Kinya Nakatsu Hitachi 1
#5815 Shigeki Yamamoto Sumitomo Chemical 1
#5815 Takuro OKUBO Honda Motor Co. 1
#5815 Takashi Oshida Thk Co. 1
#5815 Tetsuhiro Nishide Thk Co. 1
#5815 Akiko Aichi Canon 1