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Osamu Kunitomo

DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
Overall (All Time): #3,143,678 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8354091 Alumina powder and method for preparing the same as well as use thereof Takaaki Tanaka 2013-01-15