Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hiroshi Shingai0
Hideaki Miura0
Hideki Hirata0
Hiroshi Chihara0
Date of Patent
February 3, 2009
Patent Application Number
11181886
Date Filed
July 15, 2005
Patent Primary Examiner
Patent abstract
An optical recording medium includes an information layer having a recording film. The recording film contains Sb of 79 atomic % to 95 atomic % and Ge of 5 atomic % to 21 atomic % as main components, and is formed of a phase change material which does not contain the elements in the sixteenth group of the periodic table.
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