Optical information recording medium and sputtering target for forming reflective film for optical information recording medium

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8530023
APP PUB NO 20120009430A1
SERIAL NO

13257767

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Abstract

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Disclosed is a read-only optical information recording medium which comprises a reflective film having a reflectance suitable for use as a reflective film for an optical information recording medium (e.g., BD-ROM) and having excellent reproduction stability, and which utilizes a blue laser beam. Specifically disclosed is a read-only optical information recording medium comprising a reflective film, wherein the reflective film comprises an Al-based alloy containing at least one element selected from Si and Ge in an amount of 5 to 40 at. %.

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Patent Owner(s)

Patent OwnerAddress
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL LTD )2-4 WAKINOHAMA-KAIGANDORI 2-CHOME CHUO-KU KOBE-SHI HYOGO 651-8585

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Shida, Yoko Kobe, JP 16 27
Tauchi, Yuuki Kobe, JP 28 371

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