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:
May. 21, 1996
Filed:
Mar. 13, 1995
Applicant:
Inventors:
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
437 24 ; 437 49 ; 437192 ; 437237 ; 437244 ; 437983 ;
Abstract
A method for producing metal wirings on an insulating substrate is disclosed. The method comprises the steps of forming a metal wiring layer of a predetermined shape on a predetermined position of the insulating substrate, the metal wiring layer being made of a metal capable of being oxidized; implanting the metal wiring layer with an impurity element; and forming an insulating layer by oxidizing the surface of the metal wiring layer after implanting the impurity element.