YI

Yoshikazu Ishizuka

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,367,916 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7438706 Automatic urine collecting apparatus Hiroshi Koizumi, Ryosuke Miyakawa, Tetsuya Tanaka, Shigeharu Sayama 2008-10-21