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:
Jul. 07, 2026
Filed:
Mar. 01, 2022
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Hironori Nagasaki, Osaka, JP;
Junichi Kotani, Hyogo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 1/147 (2006.01); B22F 1/05 (2022.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01); H01F 3/08 (2006.01); H01F 41/02 (2006.01);
U.S. Cl.
CPC ...
H01F 1/14791 (2013.01); B22F 1/05 (2022.01); C22C 38/02 (2013.01); C22C 38/06 (2013.01); H01F 3/08 (2013.01); H01F 41/0246 (2013.01); B22F 2301/35 (2013.01); B22F 2999/00 (2013.01); C22C 2202/02 (2013.01);
Abstract
A magnetic material includes an Fe—Si—Al-based metal magnetic powder. The Fe—Si—Al-based metal magnetic powder has the following relationships when the Si content is A % by weight and the Al content is B % by weight: 7.2% by weight≤A≤8.1% by weight, 6.0% by weight≤B≤7.5% by weight, and 2A+B≤22.7% by weight.