Patents by Inventor Neal E. Tompkins

Neal E. Tompkins 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).

  • Method and apparatus for providing a color-balanced multiple print engine
    Patent number: 7791777
    Abstract: A method and apparatus is disclosed for color balancing page data, from a variety of input sources having non-consistent device color profiles, among a plurality of individually accessible print engines arranged in a system for color printing multiple copies of multiple page documents. Input page data is converted to a common color space, rasterized and routed to a selected print engine. Page data routed to each marking engine is color balanced to the selected marking engine where at least a portion of the color balancing occurs following the rasterizing of the page data.
    Type: Grant
    Filed: March 8, 2008
    Date of Patent: September 7, 2010
    Assignee: Electronics For Imaging, Inc.
    Inventors: Michael W. Barry, Jack N. Bartholmae, Francis A. Rowe, Neal E. Tompkins, Peter A. Zuber
  • Method and apparatus for providing a color-balanced multiple print engine
    Patent number: 7342686
    Abstract: A method and apparatus is disclosed for color balancing page data, from a variety of input sources having non-consistent device color profiles, among a plurality of individually accessible print engines arranged in a system for color printing multiple copies of multiple page documents. Input page data is converted to a common color space, rasterized and routed to a selected print engine. Page data routed to each marking engine is color balanced to the selected marking engine where at least a portion of the color balancing occurs following the rasterizing of the page data.
    Type: Grant
    Filed: May 8, 2006
    Date of Patent: March 11, 2008
    Assignee: Electronics for Imaging, Inc.
    Inventors: Michael W. Barry, Jack N. Bartholmae, Francis A. Rowe, Neal E. Tompkins, Peter A. Zuber