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:
Jan. 17, 2006
Filed:
Oct. 01, 2002
Akio Koganei, Chiba, JP;
Akio Koganei, Chiba, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention provides a magnetoresistive element in which a first magnetic layer and a second magnetic layer whose coercive forces are different, and a non-magnetic layer that is disposed between the magnetic layers, wherein edges of the magnetoresistive element are tapered, or a magnetoresistive element in which a first magnetic layer and a second magnetic layer, and a non-magnetic layer that is disposed between the magnetic layers, wherein the coercive force of the first magnetic layer is larger than the coercive force of the second magnetic layer, and wherein relation between a base area Sof the first magnetic layer and a base area Sof the second magnetic layer is S>S