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. 07, 2020
Filed:
Sep. 04, 2018
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/16 (2006.01); G11C 11/14 (2006.01); G01R 33/09 (2006.01); H01L 43/12 (2006.01); H01L 43/08 (2006.01);
U.S. Cl.
CPC ...
G11C 11/14 (2013.01); G01R 33/093 (2013.01); G01R 33/098 (2013.01); G11C 11/161 (2013.01); H01L 43/08 (2013.01); H01L 43/12 (2013.01);
Abstract
A magnetoresistance effect element has a structure in which a first ferromagnetic layer, a non-magnetic layer, and a second ferromagnetic layer are subsequently laminated and outer circumferential portions of the first ferromagnetic layer, the non-magnetic layer, and the second ferromagnetic layer are covered with a first insulating film which contains silicon nitride as a main component and contains further boron nitride or aluminum nitride.