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Kazufumi Izumida

MC Mitsui Mining & Smelting Co.: 2 patents #281 of 838Top 35%
Overall (All Time): #2,067,959 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8394509 Surface-treated copper foil Seiji Nagatani, Hiroshi Watanabe 2013-03-12
8187722 Copper foil with carrier sheet, method for manufacturing copper foil with carrier sheet, and surface-treated copper foil with carrier sheet Seiji Nagatani, Hiroshi Watanabe 2012-05-29