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:
May. 18, 2004
Filed:
May. 06, 1999
Applicant:
Inventors:
Sining Mao, Savage, MN (US);
Anthony M. Mack, Minneapolis, MN (US);
Brenda A. Everitt, Minneapolis, MN (US);
Edward S. Murdock, Edina, MN (US);
Zheng Gao, Bloomington, MN (US);
Assignee:
Seagate Technology LLC, Scotts Valley, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 ;
U.S. Cl.
CPC ...
G11B 5/39 ;
Abstract
Disclosed are a spin valve magnetoresistive sensor and methods of fabricating the same. The sensor includes a free layer, a synthetic antiferromagnetic. (SAF) layer, a spacer layer positioned between the free layer and the SAF layer, and a Mn-based antiferromagnetic pinning layer in contact with the SAF layer. The SAF layer includes first and second ferromagnetic CoFe layers and an Ru spacer layer positioned between and directly in contact with the first and second CoFe ferromagnetic layers.