Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sendai, JP ranks #520 worldwide for total patents filed in 2019, with 284 patents from 152 inventors. Leading employers of inventors based in Sendai, JP include Canon, Japan Display, IBM.

Showing 1–50 of 152 inventors

Rank Inventor Primary Company Patents
1 Toru Nakayama Canon 12
2 Hiroyuki Kimura Japan Display 11
3 Nobuyuki Ohba IBM 8
#4 Yoshitaka Kimura Mitsubishi Electric 7
#5 Mika Watanabe Konica Minolta 6
#5 Noriaki Ohuchi Konica Minolta 6
#5 Kohsuke Gonda Konica Minolta 6
#8 Seiji Takahashi Sumitomo Electric Industries 5
#8 Issei Suzuki Fujifilm 5
#8 Hiroshi Yabu Panasonic 5
#8 Takashi Ohsawa Kabushiki Kaisha Toshiba 5
#12 Hitoshi Nakata Fuji Electric Co. 4
#12 Akihiro Watanabe Kyocera Document Solutions 4
#12 Rihito Kuroda Tohoku University 4
#12 Shigetoshi Sugawa Canon 4
#12 Koichi Hashimoto Fujitsu Limited 4
#12 Koichi Kondo Brother Kogyo 4
#12 Hironobu Hongou Toshiba Medical Systems 4
#12 Kosuke Yamaguchi Toto 4
#20 Yuji Sutou Japan Science And Technology Agency 3
#20 Hiroyuki Fukuyama NTT 3
#20 Takashi Abei Walbro 3
#20 Tetsu Tanaka Sony 3
#20 Tetsuo Endoh Tohoku University 3
#20 Junichi Koike Advanced Interconnect Materials 3
#20 Yuta Nakano Canon 3
#20 Michitaka Aita Tokyo Electron Limited 3
#20 Toshihiro Ishii Ricoh Company 3
#20 Tomohiro Moriya Fuji Electric Co. 3
#30 Shunsuke Fukami Nec 2
#30 Toshihiro Omori Tohoku University 2
#30 Takashi Yanbe Denso 2
#30 Mitsuharu Hamano Fujitsu Limited 2
#30 Hiroto Kikuchi Nissan Motor Co. 2
#30 Noriyuki Terao Ricoh Company 2
#30 Maki Suemitsu Tohoku University 2
#30 Hiroyuki Demizu Murata Manufacturing Co. 2
#30 Yasuhiro Fukuda Oki Electric Industry Co. 2
#30 Atsushi Tsuchida Yamaha 2
#30 Makoto Yoshizawa Tohoku University 2
#30 Shunji Watanabe Seiko Instruments 2
#30 Masaaki Niwa Sumitomo Electric Industries 2
#30 Akihiro Makino Alps Electric Co. 2
#30 Norihiro Sugita Tohoku University 2
#30 Hiroaki Shimokawa Tohoku University 2
#30 Hiroaki Honjo Tohoku University 2
#30 Mitsunobu Suzuishi Maxell 2
#30 Kazuhiro Kosuge Seiko Epson 2
#30 Hirokazu Fukidome Sumitomo Electric Industries 2
#30 Akihiko Chiba Tohoku University 2