HS

Hiromu Sukegawa

HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #4,056,088 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4398728 Pressure seal structure and pressure sealed transfer mechanism Yoshiaki Tomisawa 1983-08-16