Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ama, JP ranks #3,434 worldwide for total patents filed in 2016, with 32 patents from 13 inventors. Leading employers of inventors based in Ama, JP include Brother Kogyo, Aisan Kogyo Kabushiki Kaisha, Denso.

Showing 1–13 of 13 inventors

Rank Inventor Primary Company Patents
1 Yoshihiro Miyauchi Brother Kogyo 10
2 Minoru Akita Aisan Kogyo Kabushiki Kaisha 4
2 Jirou Hayashi Denso 4
2 Hiroyuki Ogura Ntn 4
#5 Masayuki Akita Kubota 2
#6 Shunsuke Murata Advics Co. 1
#6 Masanobu Shinagawa Aisan Kogyo Kabushiki Kaisha 1
#6 Takashige Saito Denso 1
#6 Toshihiro Yamaoka Kawasaki 1
#6 Shuichi Sunako Brother Kogyo 1
#6 Masatoshi Kokubo Brother Kogyo 1
#6 Tsukasa Kikuchi Denso 1
#6 Youichi Murakami Kyosan Electric Mfg. Co. 1