TO

Takao Ooishi

SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
Overall (All Time): #3,253,719 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

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