Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Shiojiri, JP ranks #292 worldwide for total patents filed in 2021, with 474 patents from 222 inventors. Leading employers of inventors based in Shiojiri, JP include Seiko Epson, Sony, Toyota.

Showing 1–50 of 222 inventors

Rank Inventor Primary Company Patents
1 Toru Miyamoto Seiko Epson 15
2 Takuya Ikeda Sony 13
3 Tadahiro Mizutani Seiko Epson 12
#4 Motoki Takabe Seiko Epson 9
#5 Noriyuki Fukasawa Seiko Epson 8
#5 Nobuaki Ito Seiko Epson 8
#5 Tomohiro Ogawa Toyota 8
#8 Kenta Sato Nintendo Co. 7
#8 Ippei Okuda Seiko Epson 7
#10 Hideki Okada Kyocera Document Solutions 6
#10 Takahiro Kanegae Seiko Epson 6
#12 Hideki Okumura Kabushiki Kaisha Toshiba 5
#12 Akira MIYAGISHI Seiko Epson 5
#12 Nobuyuki Mizushima Seiko Epson 5
#12 Shoma Kudo Seiko Epson 5
#12 Tomokazu Yamada Seiko Epson 5
#12 Yutaro Harada Seiko Epson 5
#12 Mitsutaka Ide Seiko Epson 5
#12 Kohei Yamada Seiko Epson 5
#20 Hiroshi Fukumoto Seiko Epson 4
#20 Hitoshi Tsuchiya Nintendo Co. 4
#20 Ryoichi Nozawa Seiko Epson 4
#20 Seiji Eguchi Seiko Epson 4
#20 Toshio Kumagai Seiko Epson 4
#20 Hiroyuki Moteki Taiyo Yuden Co. 4
#20 Akio Ishimoto Seiko Epson 4
#20 Shunpei Yamaguchi Seiko Epson 4
#20 Hiroaki Kida Seiko Epson 4
#29 Tomohide Onogi Japan Display 3
#29 Masaki MOTOYOSHI Seiko Epson 3
#29 Yoshiteru Nishimura Seiko Epson 3
#29 Koji Sumi Seiko Epson 3
#29 Yuji Miyamoto Seiko Epson 3
#29 Seiji Aiso Seiko Epson 3
#29 Koji Harada Canon 3
#29 Masayuki Murai Seiko Epson 3
#29 Soichi Yamazaki Seiko Epson 3
#29 Ryota Kondo Mitsubishi Electric 3
#29 Tsutomu Asakawa Seiko Epson 3
#29 Fumika Yamada Seiko Epson 3
#29 Yuichi Segawa Seiko Epson 3
#29 Hideo Kato Kabushiki Kaisha Toshiba 3
#29 Masahiro Fujii Seiko Epson 3
#29 Masashi Aonuma Fujitsu Limited 3
#29 Kiyoshi Sekijima Seiko Epson 3
#29 Norihiro Yamashita Seiko Epson 3
#29 Kazunari TSUKADA Seiko Epson 3
#29 Akinobu Nakahata Seiko Epson 3
#29 Takashi Miyata Seiko Epson 3
#29 Yutaka Yamazaki Seiko Epson 3