Patents Examined by D. Hostetter
  • Solar-powered sun sensitive window
    Patent number: 4475031
    Abstract: A self-contained sun sensitive window made up of liquid nematic crystals sandwiched between two transparent conductors is powered directly by a solar cell. An increase in light intensity upon the solar cell reduces the transparency of the window, resulting in a constant intensity behind the window.
    Type: Grant
    Filed: April 23, 1981
    Date of Patent: October 2, 1984
    Assignee: Grumman Aerospace Corporation
    Inventor: John Mockovciak, Jr.