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:
Jun. 17, 2008
Filed:
Jun. 08, 2006
Applicants:
Kazuhiro Urashima, Aichiken, JP;
Tatsuharu Ikawa, Aichiken, JP;
Mitsuo Shiraishi, Aichiken, JP;
Hiroshi Sumi, Aichiken, JP;
Inventors:
Kazuhiro Urashima, Aichiken, JP;
Tatsuharu Ikawa, Aichiken, JP;
Mitsuo Shiraishi, Aichiken, JP;
Hiroshi Sumi, Aichiken, JP;
Assignee:
NGK Spark Plug Co., Ltd., Mizuho-ku, Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/48 (2006.01); H05K 1/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
A wiring substrate comprised of a substrate main body made of glass-ceramic, a pad formed on a surface of the substrate main body and a conductor pin provided in an upright position on the pad. The pad is comprised of a ceramic that is the same as the ceramic constituting the glass-ceramic, Fe converted into FeOand Cu. The FeOcomprises 1 to 28 parts by weight with respect to 100 parts by weight of the Cu.