ST

Seiichi Tozawa

MC Mitsui Mining & Smelting Co.: 1 patents #444 of 838Top 55%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #4,045,313 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4486512 Radioactive waste sealing container Seii Sugimoto, Toshio Kitamura 1984-12-04