Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ebetsu, JP ranks #15,448 worldwide for total patents filed all time, with 101 patents from 35 inventors. Leading employers of inventors based in Ebetsu, JP include Seiko Epson, Fujitsu Limited, Semiconductor Energy Laboratory.

Showing 1–35 of 35 inventors

Rank Inventor Primary Company Patents
1 Hiroshi Niki Seiko Epson 19
2 Shinji Yamauchi Fujitsu Limited 8
2 Shota MIZUKAMI Semiconductor Energy Laboratory 8
#4 Susumu Nakajima Nihon Medi-Physics Co. 7
#5 Hiroaki Matsuo Sony 6
#6 Yukinori Kakazu Unknown 5
#6 Tomio Uchida Sanyo Electric Co. 5
#8 Natsuki Samejima Nihon Medi-Physics Co. 4
#9 Akio Hirane Unknown 3
#9 Takatsugu Fujikawa Kurosawa Construction Co. 3
#9 Tadashi Itakura Paloma Kogyo Kabushiki Kaisha 3
#9 Ayako Miura Subaru 3
#13 Tomoe Yoshioka Snow Brand Milk Products Co. 2
#13 Hidemitsu FURUKAWA 2
#13 Hisayoshi Nagasawa Kuron 2
#13 Koji Nagashima 2
#17 Michinori Tsuchiya Oji Paper Co. 1
#17 Rie Uematsu Kao 1
#17 Tado Kotani Menicon Co. 1
#17 Kazushige Takehana Menicon Co. 1
#17 Kiyoshige Hatta Toyo Suisan Kaisha 1
#17 Sohei Nakamura Kuraray Co. 1
#17 Motoji Nishiguchi 1
#17 Hiroshi Soejima 1
#17 Yoshihiko Katsuragawa Snow Brand Seed Co. 1
#17 Takayuki Nagano Kuraray Co. 1
#17 Tougo Fukushi Fujitsu Limited 1
#17 Keiji Watabe 1
#17 Fumiki Tanaka Hitachi 1
#17 Meiseki Katayama Komatsu Electronic Metals Co. 1
#17 Tetsushi Akasaka Victor Company Of Japan 1
#17 Kunihiro Kitano Director-General Of Agency Of Industrial Science And Technology 1
#17 Kunio Yamazaki Daido Hoxan 1
#17 Johsuke Shimizu 1
#17 Yoshihiko Katsuragawa 1