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:
Jul. 12, 1977
Filed:
Jun. 01, 1976
Applicant:
Inventors:
Mark L Konantz, Indianapolis, IN (US);
Ronald K Leisure, Kokomo, IN (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B44D / ; B44D / ;
U.S. Cl.
CPC ...
427 90 ; 427 89 ; 427 91 ; 427124 ; 427250 ; 427255 ;
Abstract
An evaporated multilayer solderable low resistance contact for N-type and P-type regions on a semiconductor body comprising an aluminum layer directly on the semiconductor body, an evaporated manganese layer on the aluminum layer and an evaporated nickel layer on the manganese layer.