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:
Oct. 25, 2022

Filed:

Apr. 21, 2020
Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Yuto Shiga, Tokyo, JP;

Yoji Tozawa, Tokyo, JP;

Masaki Takahashi, Tokyo, JP;

Takashi Endo, Tokyo, JP;

Hajime Kato, Tokyo, JP;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 17/00 (2006.01); H01F 27/29 (2006.01);
U.S. Cl.
CPC ...
H01F 17/0013 (2013.01); H01F 27/292 (2013.01);
Abstract

A multilayer coil componentincludes an element bodyhaving a plurality of stacked insulator layersand having an outer surface provided with recessed portionsand, a coildisposed in the element body, and terminal electrodesandconnected to the coiland disposed in the recessed portionsand. The recessed portionsandare defined by a bottom surface and a side surface extending in a depth direction of the recessed portionsandover the outer surface and the bottom surface, the terminal electrodesandhave a first surface facing the bottom surface and a second surface facing the side surface, and a connection region A where a compound of elements constituting the element bodyand a metal component are mixed is exposed to the second surface.


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