Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Tokyo, JP ranks #1 worldwide for total patents filed in 2016, with 25,606 patents from 13,113 inventors. Leading employers of inventors based in Tokyo, JP include Sanyo Denki Co., NS Sumikin Chemical, Mitsubishi Electric.

Showing 12,651–12,700 of 13,113 inventors

Rank Inventor Primary Company Patents
#5101 Yo Muramatsu Sanyo Denki Co. 1
#5101 Katsufumi Hiraishi NS Sumikin Chemical 1
#5101 Masakazu Katayama NS Sumikin Chemical 1
#5101 Hideya Shibata Mitsubishi Electric 1
#5101 Amane Yoshida Nec Solution Innovators 1
#5101 Hajime Futatsugi Canon 1
#5101 Mitsuko Ogaki Lotte Co. 1
#5101 Hiroo Noguchi Lotte Co. 1
#5101 Takumi Kijima Mitsubishi Electric 1
#5101 Tetsuya Asai Sony 1
#5101 Emi Arakawa Sony 1
#5101 Nobuhisa Ito Ykk 1
#5101 Kenji Kijima Kabushiki Kaisha Toshiba 1
#5101 Tsutomu Sakamoto Kabushiki Kaisha Toshiba 1
#5101 Kenryo Nanba Semiconductor Energy Laboratory 1
#5101 Yuji Shigesawa Tokyo Seimitsu Co. 1
#5101 Kouichi Nishimura Renesas Electronics 1
#5101 Takuya Hiraki Oki Data 1
#5101 Shiho Tsuji Nippon Paper Industries Co. 1
#5101 Hiroshi Hamazaki Ihi 1
#5101 Junko Mine Ebara 1
#5101 Kei Iwatsuki Oki Electric Industry Co. 1
#5101 Kentaro Yabuki Nec 1
#5101 Toshiyuki Oonishi Mitsubishi Electric 1
#5101 Junichi Horigome Sony 1
#5101 Nobuhide Yoshida Nec 1
#5101 Shinsuke Godo Mitsubishi Electric 1
#5101 Hideaki Hirahara Nihon Kohden 1
#5101 Takanori Mukai Sony 1
#5101 Shingo Itoh Brother Kogyo 1
#5101 Satoru Horioka Nikkiso Co. 1
#5101 Yuta Iizuka Oki Electric Industry Co. 1
#5101 Izumi Sunazuka Hitachi 1
#5101 Noriyuki Itabashi Nec 1
#5101 Hiroshi Kamo Asahi Kasei Chemicals 1
#5101 Takashi Ishimori Hino Motors 1
#5101 Toshio Hachiya Neturen Co. 1
#5101 Noriaki Shimonabe Mitsubishi Electric 1
#5101 Noriyuki Katsuyama Ihi 1
#5101 Shiki Takabayashi Canon 1
#5101 Tatsuho Arima 1
#5101 Shigeto Takeda Kyocera 1
#5101 Naoki Hirata Dainichiseika Color & Chemicals Mfg. Co. 1
#5101 Megumi Hirose Hisamitsu Pharmaceutical Co. 1
#5101 Hirobumi Mutou Hitachi High-Technologies 1
#5101 Hidekazu Satake Mitsubishi Electric 1
#5101 Tomohiko Matsuzaki Mayekawa Mfg. Co. 1
#5101 Yoshinori Kanda Oki Electric Industry Co. 1
#5101 Shuichi Kudo Renesas Electronics 1
#5101 Arisa Yanagihara Ihi 1