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:
Apr. 30, 2024

Filed:

Jan. 05, 2012
Applicants:

Kenji Otake, Takasaki, JP;

Hitoshi Matsuura, Takasaki, JP;

Inventors:

Kenji Otake, Takasaki, JP;

Hitoshi Matsuura, Takasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 1/24 (2006.01); H01F 1/33 (2006.01); H01F 17/00 (2006.01); H01F 17/04 (2006.01);
U.S. Cl.
CPC ...
H01F 1/24 (2013.01); H01F 1/33 (2013.01); H01F 17/0033 (2013.01); H01F 17/04 (2013.01); H01F 2017/048 (2013.01);
Abstract

A magnetic material includes a grain compact in which metal grains having oxide films are compacted, wherein the metal grains are constituted by Fe—Si-M soft magnetic alloy (where M represents a metal element that oxidizes more easily than iron), the metal grains in the grain compact are mutually bonded with adjacent metal grains by inter-bonding of their oxide films, and at least some of this bonding of oxide films takes the form of bonding of crystalline oxides, or preferably at least some of the bonding of oxides is based on continuous lattice bond. A coil component has a coil on an interior or surface of an element body wherein the element body uses the magnetic material.


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