Patents by Inventor William H. Gilbert, deceased

William H. Gilbert, deceased 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).

  • Airfoil air ring
    Patent number: 5514421
    Abstract: An apparatus for applying a coating solution to at least a portion of a substrate surface to form a coated surface comprises an arrangement for separating the substrate from the coating solution and an arrangement for creating a flow of gas onto the coated surface in a direction substantially parallel to the coated surface substantially in unison with the separating arrangement separating the substrate from the coating solution.
    Type: Grant
    Filed: January 11, 1995
    Date of Patent: May 7, 1996
    Assignee: Xerox Corporation
    Inventors: Stanley J. Pietrzykowski, Edward C. Williams, Robert W. Hedrick, William H. Gilbert, deceased