Patents by Inventor Michael Virgadamo

Michael Virgadamo 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).

  • Dual image CHMSLs without holography
    Patent number: 5541825
    Abstract: A stoplight system that includes a light source for providing a light output, and an array of non-overlapping lenslets comprised of first lenslets and second lenslets, each first lenslet configured to refract a portion of the light output of the light source into a first predetermined angular field comprising a central angular region having vertical and horizontal extent, and each second lenslet configured to refract a portion of the light output of the light source into a second predetermined angular field comprising first and second peripheral angular regions that are horizontally on either side of the central angular region, whereby the portions of the light output of the light source that are refracted by the first and second lenslets form stoplight illumination.
    Type: Grant
    Filed: August 31, 1994
    Date of Patent: July 30, 1996
    Assignee: Hughes Aircraft Company
    Inventors: John E. Gunther, Michael Virgadamo, John E. Wreede