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:
Jul. 16, 2024

Filed:

Sep. 27, 2021
Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Yusuke Nagai, Tokyo, JP;

Takashi Suzuki, Tokyo, JP;

Kazuhiro Ebina, Tokyo, JP;

Kouichi Kakuda, Tokyo, JP;

Kunihiko Kawasaki, Tokyo, JP;

Shinichi Kondo, Tokyo, JP;

Shinichi Sato, Tokyo, JP;

Seiichi Nakagawa, Tokyo, JP;

Mitsuharu Koike, Tokyo, JP;

Kazuhiro Miura, Tokyo, JP;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 1/28 (2006.01); H01F 5/00 (2006.01);
U.S. Cl.
CPC ...
H01F 1/28 (2013.01); H01F 5/003 (2013.01);
Abstract

A multilayer coil component includes an element body containing a plurality of metal magnetic particles and a resin existing between the plurality of metal magnetic particles and a coil disposed in the element body and configured to include a plurality of electrically interconnected coil conductors. At least one of the plurality of coil conductors has a spiral shape and has conductor portions adjacent to each other when viewed from a direction along a coil axis of the coil. The conductor portion includes a straight conductor portion extending in a straight line and a connecting conductor portion connecting the straight conductor portion and constituting a corner portion of the coil conductor. The metal magnetic particles between the connecting conductor portions adjacent to each other are lower in density than the metal magnetic particles between the straight conductor portions adjacent to each other.


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