RH

Ryoichi Hanawa

YC Yonex Co.: 1 patents #1 of 7Top 15%
Overall (2019): #288,414 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10406406 Grommet and racket Masato Kawabata, Naoto Ogawa, Toru Hiraga 2019-09-10