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.
Patent No.:
Date of Patent:
Aug. 13, 2019
Filed:
Feb. 28, 2018
Applicant:
Taiyo Yuden Co., Ltd., Chuo-ku, Tokyo, JP;
Inventors:
Jun Nishikawa, Takasaki, JP;
Shusaku Ueda, Takasaki, JP;
Assignee:
TAIYO YUDEN CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 4/12 (2006.01); H01G 4/30 (2006.01); H01G 4/005 (2006.01); C04B 35/468 (2006.01); C04B 35/622 (2006.01);
U.S. Cl.
CPC ...
H01G 4/1218 (2013.01); C04B 35/4682 (2013.01); C04B 35/62272 (2013.01); C04B 35/62277 (2013.01); C04B 35/62281 (2013.01); C04B 35/62286 (2013.01); H01G 4/005 (2013.01); H01G 4/1236 (2013.01); H01G 4/30 (2013.01); C04B 2235/404 (2013.01);
Abstract
A multilayer ceramic capacitor includes: a multilayer structure in which each of a plurality of ceramic dielectric layers and each of a plurality of internal electrode layers are alternately stacked wherein: a concentration of a rare earth element of at least one of an end margin region and a side margin region is lower than that of a capacity region; a total concentration of Si and B of the at least one of the end margin region and the side margin region is higher than that of the capacity region.