ON

Osamu Nakai

SC Sumitomo Metal Mining Co.: 1 patents #10 of 40Top 25%
Overall (2011): #200,801 of 364,097Top 60%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7964165 Separation method for zinc sulfide Yoshitomo Ozaki, Keisuke Shibayama, Takao Ooishi, Satoshi Matsumoto 2011-06-21