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:
Jun. 28, 2022

Filed:

Mar. 01, 2021
Applicant:

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

Inventors:

Takehisa Sasabayashi, Nagaokakyo, JP;

Yasuyuki Shimada, Nagaokakyo, JP;

Naoto Muranishi, Nagaokakyo, JP;

Shinichi Kokawa, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 4/30 (2006.01); H01G 4/12 (2006.01); H01G 4/008 (2006.01); H01G 4/012 (2006.01);
U.S. Cl.
CPC ...
H01G 4/1227 (2013.01); H01G 4/008 (2013.01); H01G 4/012 (2013.01); H01G 4/30 (2013.01);
Abstract

An Mn/Ti peak intensity ratio in a dielectric ceramic layer in an end surface outer layer portion is within two times to fifteen times of the Mn/Ti peak intensity ratio in a central portion, a rare earth element/Ti peak intensity ratio in the dielectric ceramic layer in the end surface outer layer portion is within two times to seven times the rare earth element/Ti peak intensity ratio in the central portion, an Si/Ti peak intensity ratio in the dielectric ceramic layer in a side surface outer layer portion is within two times to five times the Si/Ti peak intensity ratio in the central portion, and the rare earth element/Ti peak intensity ratio in the dielectric ceramic layer in the side surface outer layer portion is within two times to seven times the rare earth element/Ti peak intensity ratio.


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