Invention Grant
- Patent Title: Perpendicular magnetic recording head with improved density recording
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Application No.: US14539081Application Date: 2014-11-12
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Publication No.: US09704511B2Publication Date: 2017-07-11
- Inventor: Hideyuki Ukita , Kenkichi Anagawa , Kei Hirata , Atsushi Yamaguchi , Ittetsu Kitajima
- Applicant: TDK CORPORATION
- Applicant Address: JP Tokyo
- Assignee: TDK CORPORATION
- Current Assignee: TDK CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Oliff PLC
- Main IPC: G11B5/127
- IPC: G11B5/127 ; G11B5/31
Abstract:
The perpendicular magnetic recording head includes a magnetic pole including a first region and a second region, the first region having a first specific resistance and an end surface exposed on an air bearing surface, the second region having a second specific resistance higher than the first specific resistance and being located at a position recessed from the air bearing surface.
Public/Granted literature
- US20160133276A1 PERPENDICULAR MAGNETIC RECORDING HEAD Public/Granted day:2016-05-12
Information query
IPC分类:
