Patents by Inventor Robert Carnes Williams

Robert Carnes Williams 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).

  • Organic light emitting full color display panel
    Patent number: 6965198
    Abstract: Pixels for organic light emitting full color display panels are made by simultaneously depositing red, green, and blue dopants such that the blue dopant is dispersed in at least one non-blue subpixel. Another aspect of the method relates to using a shadow mask comprising ribs which, in an angled evaporation method, can correct for parallax.
    Type: Grant
    Filed: June 1, 2004
    Date of Patent: November 15, 2005
    Assignee: 3M Innovative Properties Company
    Inventors: Michael Albert Haase, Robert Carnes Williams
  • Organic light emitting full color display panel
    Publication number: 20040217699
    Abstract: Pixels for organic light emitting full color display panels are made by simultaneously depositing red, green, and blue dopants such that the blue dopant is dispersed in at least one non-blue subpixel. Another aspect of the method relates to using a shadow mask comprising ribs which, in an angled evaporation method, can correct for parallax.
    Type: Application
    Filed: June 1, 2004
    Publication date: November 4, 2004
    Applicant: 3M Innovative Properties Company
    Inventors: Michael Albert Haase, Paul Frederic Baude, Robert Carnes Williams
  • Organic light emitting full color display panel
    Patent number: 6791258
    Abstract: A method for making full color display panel pixels is described. One aspect of the method relates to simultaneously depositing red, green, and blue dopants such that the blue dopant is dispersed in at least one non-blue subpixel. Another aspect of the method relates to using an integrated or removable mask to deposit components. In an angled evaporation method, the mask can correct for parallax.
    Type: Grant
    Filed: June 21, 2001
    Date of Patent: September 14, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Michael Albert Haase, Robert Carnes Williams
  • Method of making full color display panels
    Publication number: 20020195929
    Abstract: A method for making full color display panel pixels is described. One aspect of the method relates to simultaneously depositing red, green, and blue dopants such that the blue dopant is dispersed in at least one non-blue subpixel. Another aspect of the method relates to using an integrated or removable mask to deposit components. In an angled evaporation method, the mask can correct for parallax.
    Type: Application
    Filed: June 21, 2001
    Publication date: December 26, 2002
    Applicant: 3M Innovative Properties Company
    Inventors: Michael Albert Haase, Paul Frederic Baude, Robert Carnes Williams