TW

Tadayuki Wakatabi

RK Riso Kagaku: 1 patents #21 of 71Top 30%
📍 Ibaraki, JP: #252 of 712 inventorsTop 40%
Overall (2017): #222,683 of 506,227Top 45%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9833965 Sealed letter producing device and envelope sheet Yasuhiro Katada 2017-12-05