Patents by Inventor William J. Wainwright

William J. Wainwright 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).

  • Patent number: 4973139
    Abstract: A vehicle head-up instrument display including a light emitting image source for producing imaging illumination, optical apparatus for directing the imaging illumination to the inside surface of a vehicle windshield, and a combiner comprising a portion of the windshield or a coating applied to the windshield partially reflects the imaging illumination to produce a virtual image viewable by the driver. The image source and optical apparatus are enclosed in a housing having an elliptical cylindrical transparent cover for transmitting the imaging illumination to the windshield and for directing sunlight and skylight reflections therefrom away from the driver's eyes.
    Type: Grant
    Filed: April 7, 1989
    Date of Patent: November 27, 1990
    Assignee: Hughes Aircraft Company
    Inventors: Martin Weinhrauch, John J. Ferrer, Mao-Jin Chern, Ronald G. Hegg, Matthew J. Van Leeuwen, Steven A. Stringfellow, William J. Wainwright, Harry J. King