Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ako, JP ranks #10,793 worldwide for total patents filed in 2021, with 7 patents from 5 inventors. Leading employers of inventors based in Ako, JP include Tateho Chemical Industries Co..

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Yutaka Hiratsu Tateho Chemical Industries Co. 2
1 Tadasuke Kamei Tateho Chemical Industries Co. 2
3 Tomoaki Chikazawa Tateho Chemical Industries Co. 1
3 Yoshihisa Osaki Tateho Chemical Industries Co. 1
3 Masaki Kitagaki Tateho Chemical Industries Co. 1