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:
Aug. 22, 2000
Filed:
Feb. 02, 1996
Applicant:
Inventors:
Tomoyuki Fujii, Nagoya, JP;
Ryusuke Ushikoshi, Tajimi, JP;
Assignee:
NGK Insulators, Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; B23K / ; B32B / ;
U.S. Cl.
CPC ...
428627 ; 428621 ; 428652 ; 2281245 ;
Abstract
A joined article is constituted by a first member made of aluminum nitride joined to each other through a joining layer, wherein a second member is made of a material selected from a ceramic material or a metal, and the joining layer involves a continuous phase made of a metal selected from the group consisting of copper, aluminum and nickel as a main component and 10% by weight of at least one active metal selected from the group consisting of magnesium, titanium, zirconium and hafnium relative to the joining layer.