Patents by Inventor Malcolm Davidson

Malcolm Davidson 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).

  • Apparatus and method for a multi-tap series resistance heating element in a belt fuser
    Patent number: 7853165
    Abstract: A segment and heater fuser roll is disposed for a printing device including a plurality of heating elements in a preselected order relative to a voltage return. A plurality of voltage taps are disposed for applying selected power to ones of the plurality of heater elements. The heater elements vary in power density per unit length.
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: December 14, 2010
    Assignee: Xerox Corporation
    Inventors: Malcolm Davidson, Brian Gillis, Robert Tuchrelo, Nathan Smith, Scott Potter, John Washington, Peter Cresswell
  • Apparatus and method for a multi-tap series resistance heating element in a belt fuser
    Publication number: 20100142986
    Abstract: A segment and heater fuser roll is disposed for a printing device including a plurality of heating elements in a preselected order relative to a voltage return. A plurality of voltage taps are disposed for applying selected power to ones of the plurality of heater elements. The heater elements vary in power density per unit length.
    Type: Application
    Filed: December 4, 2008
    Publication date: June 10, 2010
    Applicant: Xerox Corporation
    Inventors: Malcolm Davidson, Brian Gillis, Robert Tuchrelo, Nathan Smith