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:
Aug. 28, 2018

Filed:

Dec. 08, 2016
Applicant:

Murata Manufacturing Co., Ltd., Nagaokakyo-shi, Kyoto-fu, JP;

Inventor:

Kohei Shimada, Nagaokakyo, JP;

Assignee:

MURATA MANUFACTURING CO., LTD., Nagaokakyo-Shi, Kyoto-Fu, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/468 (2006.01); H01G 4/12 (2006.01); C04B 35/64 (2006.01); H01G 4/008 (2006.01); H01G 4/248 (2006.01); H01G 4/30 (2006.01); H01G 4/005 (2006.01); H01G 4/232 (2006.01);
U.S. Cl.
CPC ...
H01G 4/1227 (2013.01); C04B 35/4682 (2013.01); C04B 35/64 (2013.01); H01G 4/005 (2013.01); H01G 4/008 (2013.01); H01G 4/232 (2013.01); H01G 4/248 (2013.01); H01G 4/30 (2013.01); H01G 4/308 (2013.01); C04B 2235/3206 (2013.01); C04B 2235/3208 (2013.01); C04B 2235/3215 (2013.01); C04B 2235/3224 (2013.01); C04B 2235/3236 (2013.01); C04B 2235/3244 (2013.01); C04B 2235/3262 (2013.01); C04B 2235/3293 (2013.01); C04B 2235/3418 (2013.01); C04B 2235/3436 (2013.01); C04B 2235/6584 (2013.01); C04B 2235/768 (2013.01); C04B 2235/79 (2013.01); C04B 2235/81 (2013.01);
Abstract

A multilayer ceramic capacitor that includes a laminated body having a plurality of ceramic layers including crystal grains that have a perovskite structure, and a plurality of internal electrode layers; and external electrodes on first and second end surfaces of the laminated body and electrically connected to respective sets of the plurality of internal electrodes. In the ceramic layers, when the content of Ti is 100 parts by mol, the ceramic layers contain Ca at 0.10 to 15.00 parts by mol; Mg at 0.0010 to 0.0097 parts by mol; R at 0.50 to 4.00 parts by mol; M at 0.10 to 2.00 parts by mol; and Si at 0.50 to 2.00 parts by mol, and core parts of the crystal grains contain Ca.


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