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:
May. 28, 2024
Filed:
Aug. 03, 2022
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Katsushi Yasuhara, Tokyo, JP;
Ryoma Nakazawa, Tokyo, JP;
Yusuke Taniguchi, Tokyo, JP;
Hiroyuki Ono, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 1/147 (2006.01); B22F 1/052 (2022.01); C22C 38/02 (2006.01); H01F 1/20 (2006.01); H01F 3/08 (2006.01); H01F 5/00 (2006.01); H01F 27/255 (2006.01); H01F 27/28 (2006.01);
U.S. Cl.
CPC ...
H01F 1/14766 (2013.01); B22F 1/052 (2022.01); C22C 38/02 (2013.01); H01F 1/20 (2013.01); H01F 3/08 (2013.01); H01F 5/00 (2013.01); H01F 27/255 (2013.01); H01F 27/28 (2013.01); C22C 2202/02 (2013.01);
Abstract
A soft magnetic alloy powder contains soft magnetic alloy particles. The soft magnetic alloy particles contain Fe and Si. The soft magnetic alloy particles each include crystal grains and crystal grain boundary between the crystal grains. At least one of the crystal grains has a Si segregation part.