Patents by Inventor Stephen N. Costanza

Stephen N. Costanza 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).

  • Heated air blower for reducing humidity absorption in paper
    Patent number: 5930558
    Abstract: A sheet repository having multiple trays and including a fan supported in a housing for receiving ambient air from outside the housing, a heating device within the housing for raising the temperature of the air conveyed by the fan, and a duct system at the outlet of the heating device for channeling the heated air. The duct system includes outlets for directing heated air onto the selected trays, and a humidity sensor provides suitable signals to shut off the heating device in order that the sheets in the trays are maintained at a uniform reduced moisture content.
    Type: Grant
    Filed: June 26, 1998
    Date of Patent: July 27, 1999
    Assignee: Xerox Corporation
    Inventors: Robert W. Raus, Sr., Stephen N. Costanza