YO

Yoshio Ohwa

HI Hitachi: 1 patents #814 of 2,935Top 30%
📍 Ibaraki, JP: #110 of 447 inventorsTop 25%
Overall (1989): #40,497 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4860990 Diaphragm type water inlet valve Sooichi Fukuzawa, Yoshiaki Takeda 1989-08-29