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:
Oct. 24, 1978
Filed:
Aug. 24, 1977
Applicant:
Inventors:
Horst Dannert, Aachen-Walheim, DE;
Hans-Jurgen Hirsch, Selfkant-Tuddern, DE;
Ewald Klein, Aachen, DE;
Karl-Heinz Panstruga, Aachen, DE;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
96 / ; 96 / ; 423619 ; 4274 / ;
Abstract
The sensitivity of photoconductive layers of tetragonal lead monoxide in a binder is increased when the tetragonal lead monoxide produced by prior art process after being subjected to a further treatment has a grain size of 1 to 50 .mu.m and is dispersed in the binder without mechanical force and is sedimented on a layer carrier without mechanical force.