Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Masahiro Oshima0
Naoya Hasegawa0
Date of Patent
July 10, 2007
0Patent Application Number
108428850
Date Filed
May 10, 2004
0Patent Primary Examiner
Patent abstract
An electrode layer for thin-film magnetic heads includes a Ta base sub-layer, an Au sub-layer functioning as a main conductive sub-layer, and a protective sub-layer, those sub-layers being disposed in that order. An Au electrode seed sub-layer containing any one of NiFeCr, NiCr, and NiFe is placed between the Ta base sub-layer and the Au sub-layer. The Au electrode seed sub-layer has a thickness of 40 to 100 Å.
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