The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 04, 2003
Filed:
Aug. 08, 2002
Applicant:
Inventors:
Kazuhiro Nakamoto, Odawara, JP;
Hiroyuki Hoshiya, Odawara, JP;
Takashi Kawabe, Hitachi, JP;
Hiromasa Takahashi, Hachioji, JP;
Hisashi Kimura, Odawara, JP;
Katsuro Watanabe, Odawara, JP;
Chiaki Ishikawa, Kokubunji, JP;
Kaori Totsuka, Mitaka, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/127 ;
U.S. Cl.
CPC ...
G11B 5/127 ;
Abstract
A magnetic head include a pair of magnetic shield layers, a pair of gap layers formed between the pair of magnetic shield layers, a magnetoresistive layer arranged between the pair of gap layers, and a pair of electrodes electrically connected to the magnetoresistive layer. At least one of the pair of magnetic shield layers is formed as a discontinuous multi-layer or as a mixed layer.