Patents by Inventor Curtis McKenna

Curtis McKenna 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).

  • Automated generation of mask file from three dimensional model for use in grayscale lithography
    Patent number: 9275173
    Abstract: A method, apparatus and program product automatically generate a grayscale lithography mask file (76) from a three dimensional (3D) model (72) of a desired topography, e.g., as generated by a three dimensional computer aided design (CAD) tool (70).
    Type: Grant
    Filed: April 24, 2013
    Date of Patent: March 1, 2016
    Assignee: University of Louisville Research Foundation, Inc.
    Inventors: James Loomis, Curtis McKenna, Kevin M. Walsh
  • AUTOMATED GENERATION OF MASK FILE FROM THREE DIMENSIONAL MODEL FOR USE IN GRAYSCALE LITHOGRAPHY
    Publication number: 20150121318
    Abstract: A method, apparatus and program product automatically generate a grayscale lithography mask file (76) from a three dimensional (3D) model (72) of a desired topography, e.g., as generated by a three dimensional computer aided design (CAD) tool (70).
    Type: Application
    Filed: April 24, 2013
    Publication date: April 30, 2015
    Inventors: James Loomis, Curtis McKenna, Kevin M. Walsh