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USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › Sendai, JP

Sendai, JP All Time

9,047 patents  ·  1,330 inventors

Ranked #342 of 112,640 cities Top 1%

Sendai, JP ranks #342 worldwide for total patents filed all time, with 9,047 patents from 1,330 inventors. Leading employers of inventors based in Sendai, JP include Japan Display, Kabushiki Kaisha Toshiba, Canon.

Showing 1–50 of 1,330 inventors

Rank Inventor Primary Company Patents
1 Hiroyuki Kimura Japan Display 254
2 Takashi Ohsawa Kabushiki Kaisha Toshiba 176
3 Shigetoshi Sugawa Canon 175
#4 Jun-ichi Nishizawa Zaidan Hojin Handotai Kenkyu Shinkokai 151
#5 Seiji Takahashi Sumitomo Electric Industries 137
#6 Masato Yoshida Hitachi Chemical Company 128
#7 Koichi Hashimoto Fujitsu Limited 118
#8 Akihiro Watanabe Kyocera Document Solutions 115
#9 Tetsuo Endoh Tohoku University 113
#10 Akira Endo Hitachi 109
#11 Tsuyoshi Masumoto Unknown 105
#12 Toru Nakayama Canon 104
#13 Kenji Araki Hitachi 101
#14 Kiyoshi Nakamura Hitachi 95
#15 Koichi Kondo Brother Kogyo 81
#16 Akihiro Makino Alps Electric Co. 75
#17 Yoshitaka Kimura Mitsubishi Electric 74
#18 Akinobu Teramoto Tohoku University 70
#19 Shigeru Shoji Tdk 64
#19 Makoto Hirota Canon 64
#21 Junichi Koike Advanced Interconnect Materials 61
#22 Yuji Hattori Toyota 57
#23 Masahiro Nishizawa Hitachi 56
#23 Shunji Watanabe Seiko Instruments 56
#23 Kenji Omote Aisin Aw Co. 56
#26 Junichi Nishizawa Unknown 55
#26 Masayoshi Esashi Unknown 55
#28 Nobuyuki Ohba IBM 54
#29 Kazunori Ohno Fuji Photo Optical Co. 53
#30 Hiroya Abe Ricoh Company 51
#31 Akira Mochizuki Hitachi 50
#32 Shunsuke Fukami Nec 49
#33 Satoru Sugawara Ricoh Company 46
#33 Kazuo Tsubouchi Canon 46
#33 Takashi Teshima Seiko Epson 46
#36 Makoto Motoyoshi Sony 45
#37 Noriyuki Terao Ricoh Company 44
#38 Hiroshi Yabu Panasonic 42
#38 Yasuhiko Kasama Alps Electric Co. 42
#40 Issei Suzuki Fujifilm 41
#41 Masahiko Fujii — 39
#42 Masaaki Niwa Sumitomo Electric Industries 38
#42 Migaku Takahashi Tohoku University 38
#44 Toshihiro Ishii Ricoh Company 37
#44 Kunio Ogasawara Chisso 37
#44 Koichi Tanno Canon 37
#44 Takashige Tamamushi Unknown 37
#48 Yasuhiro Fukuda Oki Electric Industry Co. 36
#48 Tsumoru Ohata Sumitomo Electric Industries 36
#50 Shigeyoshi Yoshida Nec Tokin 35

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