Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sendai, JP ranks #508 worldwide for total patents filed in 2016, with 244 patents from 143 inventors. Leading employers of inventors based in Sendai, JP include Japan Display, Mitsubishi Electric, Canon.

Showing 1–50 of 143 inventors

Rank Inventor Primary Company Patents
1 Hiroyuki Kimura Japan Display 9
1 Yoshitaka Kimura Mitsubishi Electric 9
3 Shigetoshi Sugawa Canon 7
3 Yuji Hattori Toyota 7
#5 Akihiro Watanabe Kyocera Document Solutions 6
#5 Noriyuki Terao Ricoh Company 6
#5 Fumikazu Hoshi Ricoh Company 6
#8 Takashi Ohsawa Kabushiki Kaisha Toshiba 5
#8 Toshihiro Ishii Ricoh Company 5
#10 Masato Yoshida Hitachi Chemical Company 4
#10 Tetsuo Endoh Tohoku University 4
#10 Satoru Sugawara Ricoh Company 4
#13 Hiroya Abe Ricoh Company 3
#13 Koichi Chida National University Corporation Tohoku University 3
#13 Kyoko Endo Igisu Co. 3
#13 Koichi Kondo Brother Kogyo 3
#13 Takahiro Hanyu Tohoku University 3
#13 Kenichi Uchida Nok 3
#13 Koichi Hashimoto Fujitsu Limited 3
#20 Ryutaro Asano Tohoku University 2
#20 Kaoru Maruta Ihi 2
#20 Katsuhiro Matsuda Canon 2
#20 Masafumi Goto Tohoku University 2
#20 Makoto Hirota Canon 2
#20 Yasunobu Ogata Hitachi 2
#20 Yuta Nakano Canon 2
#20 Akihiko Chiba Tohoku University 2
#20 Nobuyuki Okamura Canon 2
#20 Masahiko Fujii 2
#20 Izumi Kumagai Canon 2
#20 Kiyotaka Ishibashi Tokyo Electron Limited 2
#20 Michitaka Aita Tokyo Electron Limited 2
#20 Tetsuya Takura Tohoku University 2
#20 Akihiro Makino Alps Electric Co. 2
#20 Akinobu Teramoto Tohoku University 2
#20 Shunji Watanabe Seiko Instruments 2
#20 Shoun Matsunaga Tohoku University 2
#20 Kengo Yamaguchi Mitsubishi Electric 2
#20 Yukitsuka Kudo Tanabe Seiyaku Co. 2
#20 Shotaro Yoshida Fujikura 2
#20 Hidetada Sasaki 2
#20 Hidetoshi Matsuki Tohoku University 2
#20 Kazuyoshi Takayama Seiko Epson 2
#20 Shozo FURUMOTO GE 2
#20 Mitsuharu Hamano Fujitsu Limited 2
#20 Kiyohito Ishida Unknown 2
#47 Masahiro Nishizawa Hitachi 1
#47 Yasuhiro OKAWA Fujitsu Limited 1
#47 Tatsuya Chiba Nec Tokin 1
#47 Kenji Omote Aisin Aw Co. 1