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:
Mar. 13, 2007
Filed:
Feb. 15, 2005
Applicants:
Koh Masahara, Osaka, JP;
Hiroshi Nonoue, Hirakata, JP;
Kenichiro Wakisaka, Iga, JP;
Inventors:
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 10/02 (2006.01); C03C 14/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A dielectric ceramic material which is obtained by firing a raw material comprising an alumina powder and a glass powder containing at least SiOand MgO, the dielectric ceramic material being characterized in that a ratio (MgAlO(311)/AlO(116)) in X-ray diffraction peak intensity of an MgAlO(311) to an AlO(116) is at least 0.5.