Patents by Inventor Steven E. Igoe

Steven E. Igoe 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).

  • Liquid developer compositions
    Patent number: 4814251
    Abstract: Disclosed is a xeroradiographic liquid developer composition comprising an isoparaffinic hydrocarbon, a pigment, a first polymeric resin component comprising a vinyl toluene acrylic terpolymer resin, and a second polymeric resin component comprising an acrylic copolymer resin.
    Type: Grant
    Filed: October 29, 1987
    Date of Patent: March 21, 1989
    Assignee: Xerox Corporation
    Inventor: Steven E. Igoe