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:
Dec. 23, 1997
Filed:
Mar. 30, 1995
Applicant:
Inventors:
Hiroshi Yuzurihara, Isehara, JP;
Shunsuke Inoue, Atsugi, JP;
Mamoru Miyawaki, Tokyo, JP;
Shigeyuki Matsumoto, Atsugi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
437193 ; 437194 ; 148D / ;
Abstract
A semiconductor device, wherein an electrode wiring, which is in contact with semiconductor layers of mutually different conductive types and serves to connect at least he layers of mutually different conductive types, comprises a first portion principally composed of a component same as the principal component of the semiconductor layers, and a second portion consisting of a metal.