Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sapporo, JP ranks #896 worldwide for total patents filed in 2022, with 154 patents from 97 inventors. Leading employers of inventors based in Sapporo, JP include Sony, Nec, Hitachi.

Showing 1–50 of 97 inventors

Rank Inventor Primary Company Patents
1 Yuji Shinohara Sony 19
2 Jun Furukawa Nec 6
3 Kikuo Umegaki Hitachi 4
3 Kentarou Matsui Dwango Co. 4
#5 Nobutada MIZUSAWA Seiko Epson 3
#5 Shuichi Yasuda Screen Holdings Co. 3
#5 Masaki Kitsunezuka Nec 3
#5 Satoshi Ogasawara Casio Computer Co. 3
#5 Makoto SHIGEMITSU Seiko Epson 3
#10 Takahiro Otsu Seiko Epson 2
#10 Kaoru Suzuki Toyota 2
#10 Taketo Akama Sony 2
#10 Takafumi Yamashita Sumco 2
#10 Hiroki Shirato Hitachi 2
#10 Shinsaku Abe Mitutoyo 2
#10 Shinichiro Niiyama Seiko Epson 2
#10 Agnes HADINATA Hitachi Industrial Equipment Systems Co. 2
#10 Atsushi Kasahara Denso 2
#10 Yosuke Kawaguchi Seiko Epson 2
#10 Takuya Yoshikawa Furukawa Electric Co. 2
#10 Hiroko Sehata Panasonic 2
#10 Yuichi Miura Ushio Denki Kabushiki Kaisha 2
#10 Seishin Takao Hitachi 2
#10 Masahide Harada Hitachi 2
#10 Hideyoshi Harashima National University Corporation Hokkaido University 2
#10 Shoji Hara Fujitsu Limited 2
#10 Takayuki NONOYAMA National University Corporation Hokkaido University 2
#28 Satoshi Ichikawa National University Corporation Hokkaido University 1
#28 Tetsuya TAMAKI Mitsubishi Electric 1
#28 Takao Sawai Isf 1
#28 Kenichi Kano Sony 1
#28 Shin Satori Unknown 1
#28 Maiko Umemura Kumiai Chemical Industry Co. 1
#28 Ryozo Imai Kaneka 1
#28 Koji Fushimi National University Corporation Hokkaido University 1
#28 Yuichi Kitagawa Kokusan Denki Co. 1
#28 Toshihiko Ohara Maxell Izumi Co. 1
#28 Kazuhiko Ohashi Fuso Pharmaceutical Industries 1
#28 Satoshi Nishizawa Sapproro Medical University 1
#28 Naoya Miura National University Corporation Hokkaido University 1
#28 Teruki MOTOHASHI Hitachi Zosen 1
#28 Toshihiko Torigoe Sapproro Medical University 1
#28 Shunsuke Ohnishi Foundation For Biomedical Research And Innovation At Kobe 1
#28 Akari Takahashi Sapproro Medical University 1
#28 Atsuya Sato Otsuka Pharmaceutical Co. 1
#28 Kiyoshi Takayama Nb Health Laboratory Co. 1
#28 Moeri Horikoshi Otsuka Pharmaceutical Co. 1
#28 Kazunori GOTO Kyocera Document Solutions 1
#28 Takayuki Kurokawa National University Corporation Hokkaido University 1
#28 Shobith Rangappa National University Of Singapore 1