Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tsukasa Nakai0
Noritake Oomachi0
Sumio Ashida0
Takayuki Tsukamoto0
Keiichiro Yusu0
Naomasa Nakamura0
Date of Patent
November 7, 2006
0Patent Application Number
108786570
Date Filed
June 29, 2004
0Patent Primary Examiner
Patent abstract
A phase-change optical recording medium has a phase-change recording film to which recording and erasure can be reversibly performed by irradiation with light, and at least one dielectric film formed of a SiOC film containing Si, O and C, and having a carbon concentration within a range of between 0.1 and 30 atomic %.
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