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. 04, 1985
Filed:
Jun. 22, 1983
Applicant:
Inventors:
Assignee:
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; C23B / ; H01L / ;
U.S. Cl.
CPC ...
428209 ; 428901 ; 428699 ; 428607 ; 428652 ; 428674 ; 174 685 ;
Abstract
A hybrid integrated circuit is prepared by laminating an aluminum-copper clad foil on an insulating layer, etching the aluminum-copper clad foil with etching agents to form an aluminum circuit and a copper circuit and connecting a semiconductor element to the aluminum circuit through an aluminum wire or a gold wire while connecting a circuit element to the copper circuit by soldering.