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:
Apr. 04, 1989
Filed:
May. 24, 1988
Applicant:
Inventors:
Tadaji Fukuda, Kawasaki, JP;
Yutaka Hirai, Tokyo, JP;
Katsumi Nakagawa, Tokyo, JP;
Toshiyuki Komatsu, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
430 65 ; 430 84 ; 430 85 ; 430 95 ;
Abstract
An electrophotographic image forming member comprises a substrate and a photoconductive layer overlying the substrate and composed of a hydrogenated amorphous silicon containing 0.001-1000 atomic ppm of carbon as an impurity based on silicon.