Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2019, with 30,927 patents from 15,298 inventors. Leading employers of inventors based in Tokyo, JP include Nippon Paper Industries Co., Mitsubishi Electric, Mitsubishi Heavy Industries Engine & Turbocharger.

Showing 12,351–12,400 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Moe Fukuoka Nippon Paper Industries Co. 1
#6064 Kazuyuki Ishida Mitsubishi Electric 1
#6064 Daisuke Takemoto Mitsubishi Heavy Industries Engine & Turbocharger 1
#6064 Naoki Sawawatari Nippon Steel & Sumitomo Metal 1
#6064 Mitsuhide Matsuda Sumitomo Electric Industries 1
#6064 Toru Kinoshita Tokuyama 1
#6064 Yasuhito Kikuhara Audio-Technica 1
#6064 Yoshitaka Nishikawa Kawasaki 1
#6064 Hiroshi Sotozaki Ebara 1
#6064 Hideki Ina Canon 1
#6064 Haruki Inami Toshiba Mitsubishi-Electric Industrial Systems 1
#6064 Yoshikazu Nakano Mitsubishi Electric 1
#6064 Shigekazu Ito Murata Manufacturing Co. 1
#6064 Masaya Kunigita Asahi Glass Co. 1
#6064 Yumiko Anzai Hitachi 1
#6064 Yoshimi Obara Hoya 1
#6064 Keisuke Nakakubo Thk Co. 1
#6064 Fumiaki Hisamatsu Sony 1
#6064 Naoki Ohkouchi Nikon 1
#6064 Kazuya Mikawa Japan Aviation Electronics Industry, Limited 1
#6064 Kenichi Kitani Mitsubishi Electric 1
#6064 Masaki Funabashi Furukawa Electric Co. 1
#6064 Takumi Mori Mitsubishi Electric 1
#6064 Tadashi Nakanishi Jfe Steel 1
#6064 Tetsuya Kizu Mitsubishi Hitachi Power Systems 1
#6064 Masahiro Ishimori Ricoh Company 1
#6064 Yutaka Iwahori Panasonic 1
#6064 Hiroaki Shindo Zeon 1
#6064 Yoshihisa Akashi Gree Holdings 1
#6064 Koji Ishida Sbi Biotech Co. 1
#6064 Mayuki Endo Sbi Biotech Co. 1
#6064 Eisuke Shiina Ihi 1
#6064 Fumitaka Baba Tdk 1
#6064 Tomohiro Moriyama Hitachi 1
#6064 Yumiko Kuno Canon 1
#6064 Atsushi Kakino Mitsubishi Electric 1
#6064 Rumiko Furuya Horiba 1
#6064 Kengo Nishikawa Mitsubishi Electric 1
#6064 Mamoru Takanashi Japan Oil, Gas And Metals National 1
#6064 Gou Nakashima IBM 1
#6064 Teppei Oga Tpr Co. 1
#6064 Rikiya Tanabe Nihon Kohden 1
#6064 Kazuma Mawatari Japan Science And Technology Agency 1
#6064 Joan GINER Hitachi 1
#6064 Yukio Kumata Sumitomo Heavy Industries 1
#6064 Yuri Ban Disco 1
#6064 Hirobumi Toyoda Comcast 1
#6064 Hiroko Izumihara Mitsubishi Electric 1
#6064 Kazumi Ueno Mitsubishi Electric 1
#6064 Shinsuke Matsunaga Azbil 1