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:
Apr. 05, 2005
Filed:
Aug. 22, 2002
Hiromasa Takahashi, Hachioji, JP;
Susumu Soeya, Kodaira, JP;
Jun Hayakawa, Inagi, JP;
Kenchi Ito, Kokubunji, JP;
Hiromasa Takahashi, Hachioji, JP;
Susumu Soeya, Kodaira, JP;
Jun Hayakawa, Inagi, JP;
Kenchi Ito, Kokubunji, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A magnetic head at high sensitivity and with enhanced output having a magnetoresistive element of high output and optimal for use in CPP-GMR, the magnetoresistive element comprising a pinned layercontaining a half-metal, a free layerformed on one main surface of the pinned layer, a spacerformed between the pinned layerand the free layer, an anti-ferromagnetic layerformed on the main surface of the pinned layer, a soft magnetic layerformed between the pinned layerand the anti-ferromagnetic layer, and a noble-metallic layerformed between the pinned layerand the soft magnetic layer.