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 Mitsubishi Electric, Fujifilm, Bridgestone.

Showing 15,051–15,100 of 15,298 inventors

Rank Inventor Primary Company Patents
#6064 Daiki Ata Mitsubishi Electric 1
#6064 Yoshihiro Nishi Fujifilm 1
#6064 Keisuke Matsuda Mitsubishi Electric 1
#6064 Sotaro Iwabuchi Bridgestone 1
#6064 Daichi Kurihara Eagle Industry Co. 1
#6064 Kunimitsu Takahashi Disco 1
#6064 Hiroshi Nishimoto Fujitsu Limited 1
#6064 Yukimitsu Iwata Dai Nippon Printing Co. 1
#6064 Goichi Ono Hitachi 1
#6064 Toshiyuki YOKOI Basf Se 1
#6064 Sakuichiro Adachi Hitachi High-Technologies 1
#6064 Manabu Ohara Canon 1
#6064 Kengo Koizumi Oki Electric Industry Co. 1
#6064 Masaru Matsuzaki 1
#6064 Jiro Abe Nec 1
#6064 Tomohiro Nomiyama Denka Company Limited 1
#6064 Yuji Nojiri Mitsubishi Electric 1
#6064 Masanao Nishikido Sony 1
#6064 Hidenori KOKETSU Mitsubishi Electric 1
#6064 Tatsuya Hirai Hitachi 1
#6064 Hiromitsu Kusano Agc 1
#6064 Yosuke Uchida Mitsubishi Electric 1
#6064 Hajime Itagaki Proterial 1
#6064 Jun Nishikawa Sony 1
#6064 Tatsuya Hasegawa Kabushiki Kaisha Toshiba 1
#6064 Yasuhiro Kusanose Asahi Kasei Chemicals 1
#6064 Makoto Saruta Lixil 1
#6064 Jinting Jiu Osaka University 1
#6064 Taiki Hoshino Asahi Glass Co. 1
#6064 Hirofumi Hamada Daiichi Sankyo Company, Limited 1
#6064 Kenichi HAMAGUCHI Ihi 1
#6064 Shuichi Takahashi Sony 1
#6064 Shigeki Sakakura Ihi 1
#6064 Goro Takaki Sony 1
#6064 Naoki Taya Lintec 1
#6064 Yosuke Kurihara Sony 1
#6064 Atsushi ERA Mitsubishi Electric 1
#6064 Atsushi FUJIMI Gc 1
#6064 Takashi Ohtsuka Sumitomo Electric Industries 1
#6064 Yuichi Sakurai Hitachi Maxell 1
#6064 Toshifumi Nishiura Sony 1
#6064 Yushiro Tachibana Honda Motor Co. 1
#6064 Kenji Yokoyama Nippon Gakki Seizo 1
#6064 Yutaka Okuyama 1
#6064 Ryuji MOMOSE Mitsubishi Electric 1
#6064 Shunsuke Aritomi Hitachi Automotive Systems 1
#6064 Masahiro Kosakada Mitsubishi Electric 1
#6064 Shuichi Takagi Honda Motor Co. 1
#6064 Atsushi Kikuchi Ricoh Company 1
#6064 Osamu Kawaguchi Nippon Sheet Glass Company, Limited 1