YO

Yasuo Ojima

SC Sumitomo Metal Mining Co.: 1 patents #2 of 24Top 9%
📍 Niihama, JP: #10 of 42 inventorsTop 25%
Overall (2005): #73,221 of 245,428Top 30%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6843827 Method of smelting copper sulfide concentrate Yasuhiro Kondo, Kazunori Kawanaka 2005-01-18