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.

Date of Patent:
Sep. 02, 2025

Filed:

Mar. 03, 2020
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Naoyuki Sanada, Yokohama Kanagawa, JP;

Tomohiro Suetsuna, Kawasaki Kanagawa, JP;

Hiroaki Kinouchi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 3/08 (2006.01); B22F 1/068 (2022.01); B22F 1/16 (2022.01); B22F 3/02 (2006.01); H01F 1/147 (2006.01); B22F 1/08 (2022.01); B22F 1/10 (2022.01);
U.S. Cl.
CPC ...
H01F 3/08 (2013.01); B22F 1/068 (2022.01); B22F 1/16 (2022.01); B22F 3/02 (2013.01); H01F 1/14741 (2013.01); B22F 1/08 (2022.01); B22F 1/10 (2022.01); B22F 2301/15 (2013.01); B22F 2301/35 (2013.01); B22F 2304/05 (2013.01); B22F 2304/10 (2013.01);
Abstract

A magnetic material of the embodiments is a magnetic material including: a plurality of flaky magnetic metal particles, each flaky magnetic metal particle having a flat surface; and an intercalated phase existing between the flaky magnetic metal particles and containing at least one second element selected from the group consisting of oxygen (O), carbon (C), nitrogen (N), and fluorine (F), in which the magnetic material includes the intercalated phase at a volume ratio of from 4% to 17% and includes voids at a volume ratio of 30% or less, and an average angle of orientation between the flat surface and a plane of the magnetic material is 10° or less.


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