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:
Nov. 04, 1997
Filed:
Aug. 13, 1996
Applicant:
Inventors:
Michio Horiuchi, Nagano, JP;
Yoichi Harayama, Nagano, JP;
Assignee:
Shinko Electric Industries, Co., Ltd., Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; H05K / ;
U.S. Cl.
CPC ...
428210 ; 428209 ; 428432 ; 428901 ; 174256 ;
Abstract
Internal wiring made of copper of low-resistance is provided in a ceramic oxide. Green sheets 10 made of oxide powder are provided with plane wiring 18 and/or via wiring 14 in which copper is used as wiring material. The green sheets 10 are laminated and integrated in such a manner that the wiring portions 4 and 18 are covered with the green sheet so as not to be exposed onto a surface. Then the laminated body is fired at a maximum temperature in a range from 1,083.degree. to 1,800.degree. C.