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:
Mar. 20, 1990
Filed:
Nov. 08, 1988
Applicant:
Inventors:
Kazuki Wakita, Osaka, JP;
Syoichi Nagata, Nara, JP;
Masatsugu Nakamura, Nara, JP;
Kunio Ohashi, Nara, JP;
Tadashi Tonegawa, Nara, JP;
Katsuhiro Nagayama, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
430 67 ;
Abstract
A photoreceptor with a photoconductive layer of amorphous silicon has an overcoating layer to protect the photoconductive layer and to prevent formation of SiO.sub.x. The overcoating layer is amorphous C.sub.1-x X.sub.x, Ge.sub.1-x X.sub.x, (BNGe).sub.1-x X.sub.x or (BNC).sub.1-x X.sub.x where x is greater than or equal to 0 and smaller than 0.5 and X is H, F or Cl.