Invention Grant
- Patent Title: Multilayer film, magnetic head, magnetic head device, magnetic recording/reproducing apparatus and method for manufacturing multilayer film
- Patent Title (中): 多层膜，磁头，磁头装置，磁记录/再现装置和制造多层膜的方法
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Application No.: US13548715Application Date: 2012-07-13
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Publication No.: US08737022B2Publication Date: 2014-05-27
- Inventor: Masaya Kato , Atsushi Yamaguchi
- Applicant: Masaya Kato , Atsushi Yamaguchi
- Applicant Address: JP Tokyo
- Assignee: TDK Corporation
- Current Assignee: TDK Corporation
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Main IPC: G11B5/127
- IPC: G11B5/127
Abstract:
A multilayer film includes a magnetic film and a non-magnetic film. The magnetic film and the non-magnetic film are alternately stacked. The magnetic film contains Fe, Ni and P but has Fe or Ni as a main component. The non-magnetic film contains Fe, Ni and P but has Ni as a main component.
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