Patents by Inventor John J. Hubbard

John J. Hubbard 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).

  • Optical proximity correction in raster scan printing based on corner matching templates
    Patent number: 7529421
    Abstract: Methods and apparatus for correcting defects, such as rounded corners and line end shortening, in patterns formed via lithography are provided. Such defects are compensated for “post-rasterization” by manipulating the grayscale values of pixel maps.
    Type: Grant
    Filed: July 1, 2004
    Date of Patent: May 5, 2009
    Assignee: Applied Materials, Inc.
    Inventors: Robert J. Beauchaine, Thomas E. Chabreck, Samuel C. Howells, John J. Hubbard, Asher Klatchko, Peter Pirogovsky, Robin L. Teitzel
  • AREA BASED OPTICAL PROXIMITY CORRECTION IN RASTER SCAN PRINTING
    Publication number: 20090037868
    Abstract: Methods and apparatus for correcting defects, such as rounded corners and line end shortening, in patterns formed via lithography are provided. Such defects are compensated for “post-rasterization” by manipulating the grayscale values of pixel maps.
    Type: Application
    Filed: July 22, 2008
    Publication date: February 5, 2009
    Inventors: Thomas E. Chabreck, Samuel C. Howells, John J. Hubbard, Robin L. Teitzel
  • Area based optical proximity correction in raster scan printing
    Patent number: 7407252
    Abstract: Methods and apparatus for correcting defects, such as rounded corners and line end shortening, in patterns formed via lithography are provided. Such defects are compensated for “post-rasterization” by manipulating the grayscale values of pixel maps.
    Type: Grant
    Filed: July 1, 2004
    Date of Patent: August 5, 2008
    Assignee: Applied Materials, Inc.
    Inventors: Thomas E. Chabreck, Samuel C. Howells, John J. Hubbard, Robin L. Teitzel