Patents by Inventor Louis R. Turf, III

Louis R. Turf, III 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 system and method
    Patent number: 8358452
    Abstract: An imaging system comprises a calibration system adapted to perform a calibration scan of a charged luminescent calibration strip disposed in a scan window of an automatic document feeder. The calibration system is adapted to determine whether an opaque object is disposed within a visible area defined by the scan window from the calibration scan.
    Type: Grant
    Filed: May 27, 2005
    Date of Patent: January 22, 2013
    Assignee: Hewlett-Packard Development Company
    Inventors: William Robert Haas, Kirk Steven Tecu, Louis R. Turf, III
  • Thermally optimized cold cathode heater
    Patent number: 7009329
    Abstract: Systems and methods for providing a thermally optimized cold cathode heater in which a heater wire is disposed in a plurality of turns are shown. Turns of the plurality of turns are closely spaced to concentrate heat in an area of a host cathode device corresponding to a cold cathode position and turns of the plurality of turns are disposed to minimize introduction of heat in an area of the host cathode device not corresponding to the cold cathode position.
    Type: Grant
    Filed: August 20, 2003
    Date of Patent: March 7, 2006
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: William R. Haas, Kirk S. Tecu, Louis R. Turf, III