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:
Mar. 10, 2026

Filed:

Apr. 11, 2022
Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Yu Sakurai, Tokyo, JP;

Takashi Suzuki, Tokyo, JP;

Hideyuki Itoh, Tokyo, JP;

Kouichi Kakuda, Tokyo, JP;

Ryuichi Wada, Tokyo, JP;

Nami Enomoto, Tokyo, JP;

Yusuke Nagai, Tokyo, JP;

Kunihiko Kawasaki, Tokyo, JP;

Shinichi Kondo, Tokyo, JP;

Yuya Ishima, Tokyo, JP;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 27/28 (2006.01); H01F 1/147 (2006.01); H01F 1/20 (2006.01);
U.S. Cl.
CPC ...
H01F 27/2847 (2013.01); H01F 1/14733 (2013.01); H01F 1/14766 (2013.01); H01F 1/20 (2013.01);
Abstract

A coil-type electronic component comprises an element including a magnetic element body and a coil conductor. A portion of the magnetic element body in between layers of the coil conductor adjacent to each other in an axis direction of the coil conductor includes first soft magnetic metal particles. A portion of the magnetic element body on an outer side along the axis includes second soft magnetic metal particles. The first soft magnetic metal particles have a saturation magnetization (Ms) higher than that of the second soft magnetic metal particles.


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