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. 24, 1994
Filed:
Apr. 10, 1992
Shinichi Nomura, Hatano, JP;
Yoichi Fukuda, Sagamihara, JP;
Atsushi Nagasaki, Yokohama, JP;
Fumiyuki Suda, Yokohama, JP;
Stanley Electric Co., Ltd., Tokyo, JP;
Abstract
A process for manufacturing a photoreceptor for electrophotography excellent in electrophotographic characteristics such as charging properties and sensitivity, which process comprises the steps of forming on a substrate, which comprises an electroconductive support or a support having an electroconductive film thereon, a thin film composed of a material selected from the group consisting of silicon dioxide and silicon oxides, containing predominantly SiO.sub.2, by deposition from the vapor phase to produce an under coat layer, and forming on said under coat layer a carrier generation layer and a carrier transport layer in this order.