HS

Hidetake Sakurai

TC Tokai Carbon Co.: 1 patents #38 of 112Top 35%
Overall (All Time): #3,412,296 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7022176 Carbon black for coloring cement and method for coloring cement-formed product Daisuke Inoue, Masato Wake, Toshiji Ikeshima 2006-04-04