Patents by Inventor Richard H. Zallen

Richard H. Zallen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Imaging members with photogenerating compositions obtained by solution processes
    Patent number: 4855203
    Abstract: A layered photoresponsive imaging member comprised of a supporting substrate; an amorphous photoconductive layer and a hole transport layer dispersed in a resinous binder, which layer is formulated from a solution mixture; and wherein the photoconductive layer is prepared by a process which comprises dissolving an inorganic photoconductive component in a solvent, removing the suspended particles therefrom, depositing the resulting solution on the supporting substrate, and subsequently heating the aforementioned member.
    Type: Grant
    Filed: August 31, 1987
    Date of Patent: August 8, 1989
    Assignee: Xerox Corporation
    Inventors: Santokh S. Badesha, Geoffrey M. T. Foley, Damodar M. Pai, Richard H. Zallen, Michael L. Slade, Martin A. Abkowitz