AS

Akio Shida

MC Mitsui Mining & Smelting Co.: 1 patents #444 of 838Top 55%
Overall (All Time): #4,078,031 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4357225 Cathode base plate for electrolytic refining Satoshi Arita, Kiyomi Touge, Sigenobu Yamaura 1982-11-02