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:
Apr. 01, 1997
Filed:
Jul. 06, 1994
Applicant:
Inventors:
Akira Sanjyou, Nara pref., JP;
Yasuo Nakatsuka, Hyogo pref., JP;
Yasuyuki Morita, Hyogo pref., JP;
Koichi Uno, Aichi pref., JP;
Assignee:
Sumitomo Metal Industries, Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428632 ; 428635 ; 428660 ; 428665 ; 428666 ; 428667 ; 428663 ; 428680 ; 428675 ; 428671 ;
Abstract
A ceramic substrate has a five-layered thin metallic film thereon. The first layer is Ti, Zr, Cr and/or W; the second layer is Ni and/or Mo; the third layer is one or more metals of group Ib in the periodic table; the fourth layer contains the same metals as the second layer and the fifth layer contains the same metals as the third layer.