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:
Jul. 08, 2008
Filed:
Jan. 22, 2003
Applicants:
Masaaki Miyata, Sagamihara, JP;
Kazuo Ohara, Yokohama, JP;
Inventors:
Masaaki Miyata, Sagamihara, JP;
Kazuo Ohara, Yokohama, JP;
Assignee:
Kabushiki Kaisha Ohara, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 3/16 (2006.01); C03C 3/17 (2006.01);
U.S. Cl.
CPC ...
Abstract
A glass containing 5 to 25 mass % of PO, 0 to 15 mass % of BO, 0 to 5 mass % of SiO+GeO, 21 to 50 mass % of BaO+SrO, 0 to 3 mass % of LiO+NaO+KO, and 35 to 65 mass % of NbO, not substantially containing PbO, satisfying NbO/(BaO+SrO)=0.85 to 2.20, having a dielectric constant of 15 or greater, a dielectric loss of 10.0×10or less, and a resistivity of 1.0×10Ω·cm or more.