Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sapporo, JP ranks #990 worldwide for total patents filed in 2021, with 147 patents from 78 inventors. Leading employers of inventors based in Sapporo, JP include Sony, Nec, Mitutoyo.

Showing 1–50 of 78 inventors

Rank Inventor Primary Company Patents
1 Yuji Shinohara Sony 27
2 Jun Furukawa Nec 14
3 Shinsaku Abe Mitutoyo 5
#4 Takuya Yoshikawa Furukawa Electric Co. 4
#4 Masaharu Doi Fujitsu Limited 4
#4 Yasuhiro Ohmori Hosiden 4
#4 Shintaro Takeuchi Fujitsu Optical Components Limited 4
#8 Shinichiro Niiyama Seiko Epson 3
#8 Shuichi Yasuda Screen Holdings Co. 3
#10 Shoji Hara Fujitsu Limited 2
#10 Tomonobu Ozawa Seiko Epson 2
#10 Naoki Iyo Toyobo Co. 2
#10 Kentarou Matsui Dwango Co. 2
#10 Hiroko Sehata Panasonic 2
#10 Satoshi Ogasawara Casio Computer Co. 2
#10 Noriyuki Sato Toyo Suisan Kaisha 2
#10 Kazuhiro Shibuya Seiko Epson 2
#10 Yoshinori Nakata Fanuc 2
#10 Takao Masuda Furukawa Electric Co. 2
#20 Hayato Kumaki Inter-University Research Institute Corporation Research Organization Of Information And Systems 1
#20 Shinji Maruyama Fujitsu Optical Components Limited 1
#20 Makoto Oshima Ykk 1
#20 Masashi Maeda Toyota 1
#20 Kuniaki Matsuda Seiko Epson 1
#20 Ichiro Hide Hoxan 1
#20 Dai Takai National University Corporation Hokkaido University 1
#20 Giles Allison Aisin 1
#20 Hidero Unuma National University Corporation Yamagata University 1
#20 Miki YAMAGUCHI Daiichi Sankyo Company, Limited 1
#20 Tadato Tomikawa Fujitsu Limited 1
#20 Daiki Hanzaki National University Corporation Hokkaido University 1
#20 Rie Yasuno National Institute Of Advanced Industrial Science And Technology 1
#20 Yasushi Tasaka Sanken Electric Co. 1
#20 Takuya Asano Medical & Biological Laboratories Co. 1
#20 Hiroshi Nagaeda Fujitsu Limited 1
#20 Misako Matsumoto Japan Science And Technology Agency 1
#20 Shinya Uema Sanyo Electric Co. 1
#20 Agnes HADINATA Hitachi Industrial Equipment Systems Co. 1
#20 Shobith Rangappa National University Of Singapore 1
#20 Kazuhiro Sugihara Fujita Academy 1
#20 Atsushi Kasahara Denso 1
#20 Yoshihiko Yoshida Fujitsu Optical Components Limited 1
#20 Masayuki Machida National Institute Of Advanced Industrial Science And Technology 1
#20 Toshihiko Torigoe Sapproro Medical University 1
#20 Ryota Horibe Medical & Biological Laboratories Co. 1
#20 Akio Sanada Dmg Mori Co. 1
#20 Megumi Higuchi National University Corporation Hokkaido University 1
#20 Shuichiro Nishiya Nintendo Co. 1
#20 Shinsuke Kubota Seiko Epson 1
#20 Shoichi Naito Shionogi & Co. 1