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:
Feb. 18, 2025
Filed:
Jun. 01, 2020
Applicant:
Tokin Corporation, Shiroishi, JP;
Inventors:
Tetsuo Ito, Sendai, JP;
Masakazu Abe, Sendai, JP;
Assignee:
TOKIN CORPORATION, Miyagi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 1/00 (2022.01); B22F 1/05 (2022.01); B22F 1/065 (2022.01); B22F 1/102 (2022.01); B22F 5/00 (2006.01); H01F 1/16 (2006.01); H01F 41/02 (2006.01);
U.S. Cl.
CPC ...
B22F 5/006 (2013.01); B22F 1/05 (2022.01); B22F 1/065 (2022.01); B22F 1/102 (2022.01); H01F 1/16 (2013.01); H01F 41/0233 (2013.01); B22F 2304/10 (2013.01);
Abstract
A composite magnetic material comprises spherical soft magnetic metal powder incorporated in the composite magnetic material in a dispersed manner, a flame retardant incorporated in the composite magnetic material in a dispersed manner; and a binder configured to bind the soft magnetic metal powder and the flame retardant. The composite magnetic material is formed and processed into a sheet shape. The composite magnetic material has a volume occupancy of the soft magnetic metal powder of 45 vol % or more and 68 vol % or less.