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.

Date of Patent:
Dec. 24, 1991

Filed:

Aug. 27, 1990
Applicant:
Inventors:

Ken-ichi Karakida, Kanagawa, JP;

Yuzuru Fukuda, Kanagawa, JP;

Susumu Honma, Kanagawa, JP;

Masayuki Nishikawa, Kanagawa, JP;

Shigeru Yagi, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 58 ; 430 66 ;
Abstract

An electrophotographic photoreceptor is disclosed which comprises a support having provided thereon a charge generating layer containing silicon as a main component and a charge transport layer containing as a main component an oxide of at least one element selected from aluminum, zirconium, and tantalum, said charge generating layer and charge transport layer being adjacent to each other. The photoreceptor has a charging capacity of about 50 V/.mu.m or more and a rate of dark decay of 15%/sec or less.


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