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:
Jan. 19, 2010
Filed:
Dec. 02, 2005
Applicants:
Hisashi Wakako, Komaki, JP;
Makoto Nagai, Komaki, JP;
Atsushi Uchida, Kagamihara, JP;
Masahito Morita, Nagoya, JP;
Kazuo Kimura, Komaki, JP;
Inventors:
Hisashi Wakako, Komaki, JP;
Makoto Nagai, Komaki, JP;
Atsushi Uchida, Kagamihara, JP;
Masahito Morita, Nagoya, JP;
Kazuo Kimura, Komaki, JP;
Assignee:
NGK Spark Plug Co., Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ceramic substrate comprising a metallic layer on its surface, wherein said metallic layer includes: a silver layer containing silver; a gold layer containing gold; and a nickel layer containing nickel, in this order from an outermost layer of said metallic layer.