SY

Shozo Yanagisawa

HI Hitachi: 1 patents #814 of 2,935Top 30%
📍 Ibaraki, JP: #110 of 447 inventorsTop 25%
Overall (1989): #56,477 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4840146 Multiple throttle mechanism for internal combustion engines Sigeo Tamaki, Isamu Ishizawa 1989-06-20