Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tomonori Muraki0
Takashi Hiramatsu0
Date of Patent
July 3, 2007
0Patent Application Number
105602550
Date Filed
May 7, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is a dielectric ceramic composition represented by the chemical composition formula: 100 (Ba1−xCax)mTiO3+aMnO+bCuO+cSiO2+dRe2O3 (wherein coefficients 100, a, b, c, and d each represent a molar amount; and Re represents at least one element selected from Y, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, and Yb), wherein m, x, a, b, c, and d satisfy the respective relationships: 0.990≦m≦1.030, 0.04≦x≦0.20, 0.01≦a≦5, 0.05≦b≦5, 0.2≦c≦8, and 0.05≦d≦2.5.
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