Surface-treated mold and method of producing surface-treated mold

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United States of America Patent

PATENT NO 9433998
APP PUB NO 20140120250A1
SERIAL NO

14148165

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Abstract

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A surface-treated mold that includes a mold, a metal layer that is provided on a surface of the mold and contains at least one metal selected from nickel, chromium, tungsten and brass, and a carbon film that is provided on a surface of the metal layer, wherein the metal layer contains carbon, and the carbon concentration in the metal layer is higher between the boundary with the carbon film and the center of the metal layer than that between the boundary with the mold and the center of the metal layer.

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Patent Owner(s)

Patent OwnerAddress
TOYOTA JIDOSHA KABUSHIKI KAISHATOYOTA-SHI AICHI 471-8571

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Furukawa, Yuichi Toyota, JP 65 562
Iwata, Yasushi Miyoshi, JP 50 326
Yaokawa, Jun Nisshin, JP 27 29

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