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. 02, 2024
Filed:
Mar. 08, 2021
Applicant:
Seiko Epson Corporation, Toyko, JP;
Inventor:
Toshiki Sano, Hachinohe, JP;
Assignee:
SEIKO EPSON CORPORATION, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 1/20 (2006.01); B22F 1/05 (2022.01); B22F 1/14 (2022.01); B22F 1/142 (2022.01); B22F 9/00 (2006.01); B22F 9/08 (2006.01); C22C 38/02 (2006.01); C22C 38/12 (2006.01); C22C 38/20 (2006.01); H01F 1/153 (2006.01);
U.S. Cl.
CPC ...
H01F 1/15308 (2013.01); B22F 1/05 (2022.01); B22F 1/14 (2022.01); B22F 1/142 (2022.01); B22F 9/007 (2013.01); B22F 9/082 (2013.01); C22C 38/02 (2013.01); C22C 38/12 (2013.01); C22C 38/20 (2013.01); H01F 1/153 (2013.01); H01F 1/20 (2013.01); B22F 2304/10 (2013.01); C22C 2200/04 (2013.01);
Abstract
A magnetic powder contains a soft magnetic material represented by the following composition formula, in which an average particle size is 2 μm or more and 10 μm or less, and at least a surface layer is nanocrystallized,FeCuNbSiB