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.

Date of Patent:
Mar. 16, 2004

Filed:

May. 18, 2001
Applicant:
Inventors:

Akiyoshi Itoh, Chiba, JP;

Katsuji Nakagawa, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 ;
U.S. Cl.
CPC ...
G11B 5/39 ;
Abstract

A magnetic element having an improved MR rate. The magnetic element is made up of plural layered films of different compositions and exhibits a magneto-resistance effect that the magneto-resistance value is changed on application of a magnetic field. The magnetic element includes a recess for transmitting the current along the layering direction of the layered films. The current flows through the portion of the magnetic element not having the recess so as to have a component along the film layering direction A, with the result that electrons taking part in current conduction may be propagated as the electrons traverse the boundary surfaces of the plural layered films.


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