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. 09, 2004
Filed:
Jun. 11, 2001
Applicant:
Inventors:
Hidekiyo Takaoka, Kusatsu, JP;
Kunihiko Hamada, Moriyama, JP;
Assignee:
Murata Manufacturing Co. Ltd, , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 1/500 ;
U.S. Cl.
CPC ...
B32B 1/500 ;
Abstract
Provided is a Pb-free solder composition having an excellent heat resistance which does not damage a glass substrate and parts on the substrate when the soldering is carried out on to an electrode pattern formed on the substrate. The Pb-free solder composition contains, for example, not less than about 90% by weight of Bi, from about 0.1% to 9.9% by weight of Ag and from about 0.1% to 3.0% by weight of Sb, based on the whole solder composition.