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:
Jan. 24, 1978
Filed:
Nov. 10, 1975
Applicant:
Inventors:
Assignee:
Konishiroku Photo Industry Co., Ltd., Hachioji, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ; H01C / ;
U.S. Cl.
CPC ...
96-18 ; 96 / ; 252501 ;
Abstract
A photosensitive material for electrophotography which comprises a conductive support and two or more superimposed photosensitive layers where each layer comprises photoconductive power and a binder, the particle size of the photoconductive powder in an upper layer being greater than that in a lower layer. Both high photosensitivity and high resistance to electrical impact are imparted to the photosensitive material.