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. 23, 2024
Filed:
Dec. 21, 2020
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 (2006.01); G01R 33/09 (2006.01); H10N 50/10 (2023.01); H10N 50/85 (2023.01);
U.S. Cl.
CPC ...
G11B 5/3906 (2013.01); G01R 33/093 (2013.01); H10N 50/10 (2023.02); H10N 50/85 (2023.02); G11B 2005/3996 (2013.01);
Abstract
This magnetoresistance effect element includes a first ferromagnetic layer, a second ferromagnetic layer, and a nonmagnetic layer provided between the first ferromagnetic layer and the second ferromagnetic layer. At least one of the first ferromagnetic layer and the second ferromagnetic layer has an alloy obtained by adding an additive element to a Heusler alloy. The additive element is any one or more elements selected from the group consisting of H, He, N, O, F, Ne, P, Cl, Ar, Kr, and Xe.