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:
Jan. 06, 2026

Filed:

Dec. 15, 2022
Applicant:

Murata Manufacturing Co., Ltd., Nagaokakyo, JP;

Inventors:

Keita Kitahara, Nagaokakyo, JP;

Riyousuke Akazawa, Nagaokakyo, JP;

Takefumi Takahashi, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 4/232 (2006.01); H01G 4/30 (2006.01);
U.S. Cl.
CPC ...
H01G 4/2325 (2013.01); H01G 4/30 (2013.01);
Abstract

A multilayer ceramic capacitor includes a multilayer body including internal electrode layers and internal dielectric layers alternatively laminated, main surfaces on both sides in a lamination direction, end surfaces on both sides in a length direction intersecting the lamination direction, and lateral surfaces on both sides in a width direction intersecting the lamination direction and the length direction, and external electrodes on the end surfaces of the multilayer body. The external electrodes each include a base electrode layer including a Cu region including Cu as a main component and at least one glass region including Si as a main component, and a plated layer covering the base electrode layer. On a surface of the base electrode layer covered by the plated layer, at least one glass region protrudes from the Cu region.


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