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:
Mar. 17, 2026
Filed:
Oct. 31, 2023
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Mutsuko Nakano, Tokyo, JP;
Yasuhisa Okano, Tokyo, JP;
Takao Noguchi, Tokyo, JP;
Wakako Okawa, Tokyo, JP;
Yoshitomo Tanaka, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 10/13 (2006.01); G01L 23/14 (2006.01); G01R 33/18 (2006.01); H10N 35/80 (2023.01); H10N 35/85 (2023.01);
U.S. Cl.
CPC ...
H01F 10/136 (2013.01); G01L 23/145 (2013.01); G01R 33/18 (2013.01); H10N 35/80 (2023.02); H10N 35/85 (2023.02); Y10T 428/32 (2015.01);
Abstract
A magnetostrictive film includes rich regions having a mesh pattern in a cross section perpendicular to a film thickness direction of the magnetostrictive film. The rich regions are richer in a specific element contributing to ferromagnetism than surroundings of the rich regions.