AS

Atsuo Sasama

HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
📍 Chikusei, JP: #119 of 185 inventorsTop 65%
Overall (All Time): #4,088,504 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4264469 Cellular thermoplastic resins with mixed blowing agents Yutaka Yamaguchi 1981-04-28