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:
Apr. 15, 2008
Filed:
Dec. 10, 2004
Applicants:
Hiroshi Tamura, Echizen, JP;
Harunobu Sano, Kyoto, JP;
Inventors:
Hiroshi Tamura, Echizen, JP;
Harunobu Sano, Kyoto, JP;
Assignee:
Murata Manufacturing Co., Ltd., Kyoto-fu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/47 (2006.01); C04B 35/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dielectric ceramic composition of the present invention is represented by the general formula, MgSiO+aSrTiO, wherein x, y and a satisfy the relations of 1.70≦x≦1.99, 0.98≦y≦1.02, and 0.05≦a≦0.40, respectively.