KK

Kazunori Kawanaka

SC Sumitomo Metal Mining Co.: 1 patents #2 of 24Top 9%
Overall (2005): #164,005 of 245,428Top 70%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

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