Patents by Inventor Audrey A. Lester

Audrey A. Lester 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 for printing a visual printer calibration test pattern
    Patent number: 7511858
    Abstract: A method of printing a test pattern including printing cyan or magenta in a test region using a default printer half-tone, printing a yellow in a reference area portion of the test region using a coarse clustered dot half-tone, and printing different levels of yellow in test patch regions of the test region using a default printer half-tone.
    Type: Grant
    Filed: December 14, 2004
    Date of Patent: March 31, 2009
    Assignee: Xerox Corporation
    Inventors: Michael D. Stevens, Audrey A. Lester
  • Method for printing a visual printer calibration test pattern
    Publication number: 20060126135
    Abstract: A method of printing a test pattern including printing cyan or magenta in a test region using a default printer half-tone, printing a yellow in a reference area portion of the test region using a coarse clustered dot half-tone, and printing different levels of yellow in test patch regions of the test region using a default printer half-tone.
    Type: Application
    Filed: December 14, 2004
    Publication date: June 15, 2006
    Inventors: Michael Stevens, Audrey Lester
  • Method to improve solid ink output resolution
    Patent number: 5966150
    Abstract: A method of printing with phase change ink on an ink jet printer that contains multiple levels of black gray scale ink and a clear or slightly tinted wax ink base and which is applied to the roughened surface of an adhesion promoting coating applied to a transparent substrate is disclosed. The adhesion promoting coating has a surface roughness of greater than about 0.5 micrometers and contains a binder and an inorganic particulate material.
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: October 12, 1999
    Assignee: Tektronix, Inc.
    Inventors: Audrey A. Lester, Steven V. Korol, Stephen M. Kroon, C. Wayne Jaeger