Patents by Inventor David E. Didier

David E. Didier 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 to change the viewing angle in a fixed liquid crystal display by changing the pre-tilt angle in the liquid crystal layer with a bias voltage
    Patent number: 6236384
    Abstract: The invention describes a method for electronically adjusting the viewing angle of a liquid crystal display within a panel fixed in location by the structure within which it is located, such as an electronic flight indicator unit. The adjustment in viewing angle is achieved by changing the bias voltage to alter the pre-tilt angle of the liquid crystal layer.
    Type: Grant
    Filed: August 26, 1998
    Date of Patent: May 22, 2001
    Assignees: Universal Avionics Systems Corporation-Instrument division and L-3, Communications Corporation
    Inventors: David E. Didier, Joseph W. Goode, III, James E. Strickling, III, William R. Dunn
  • Method to change the viewing angle in a fixed liquid crystal display by changing the pre-tilt angle in the liquid crystal layer with a bias voltage
    Patent number: 5835074
    Abstract: The invention describes a method for electronically adjusting the viewing angle of a liquid crystal display within a panel fixed in location by the structure within which it is located, such as an electronic flight indicator unit. The adjustment in viewing angle is achieved by changing the bias voltage to alter the pre-tilt angle of the liquid crystal layer.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: November 10, 1998
    Assignee: Advanced Displays Corporation
    Inventors: David E. Didier, Joseph W. Goode, III, James E. Strickling, III, William R. Dunn