Patent 7862967 was granted and assigned to Xerox on January, 2011 by the United States Patent and Trademark Office.
A photoconductor that includes a supporting substrate, a first photogenerating layer, a second photogenerating layer and at least one charge transport layer. The first photogenerating layer contains, for example, a phthalocyanine pigment, and the second photogenerating layer contains a different phthalocyanine pigment than the first photogenerating layer phthalocyanine.