YI

Yoshiyasu Itsuji

SI Sumitomo Heavy Industries: 1 patents #2 of 55Top 4%
Overall (1997): #56,278 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5630316 Hydraulic driving apparatus using a bladder-type accumulator with an improved safety Shinji Terada 1997-05-20