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. 14, 2026

Filed:

Dec. 22, 2022
Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Xuran Guo, Tokyo, JP;

Kazuya Tobita, Tokyo, JP;

Youichi Kazuta, Tokyo, JP;

Yuichi Takubo, Tokyo, JP;

Yuto Shiga, Tokyo, JP;

So Kobayashi, Tokyo, JP;

Toshinori Matsuura, Tokyo, JP;

Noriaki Hamachi, Tokyo, JP;

Junichiro Urabe, Tokyo, JP;

Shunya Suzuki, Tokyo, JP;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/29 (2006.01); H01F 27/28 (2006.01);
U.S. Cl.
CPC ...
H01F 27/292 (2013.01); H01F 27/2804 (2013.01); H01F 2027/2809 (2013.01);
Abstract

A multilayer coil component includes an element body including a main surface, first and second external electrodes disposed on the main surface, a coil disposed in the element body, a first connection conductor connecting the first external electrode and the coil, and a second connection conductor connecting the second external electrode and the coil. The second connection conductor includes a pad conductor and a through-hole conductor. The pad conductor and through-hole conductor are separated from the coil. The through-hole conductor includes a connection end connected to the pad conductor. The pad conductor includes a first portion overlapping the entire connection end included in the through-hole conductor and a second portion continuous with the first portion. The second portion is separated from the coil more than the first portion.


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