Patents by Inventor Kirit Shah

Kirit Shah 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: 4929062
    Abstract: A display system includes a liquid crystal display, a light guide behind the display, and light emitting diodes. The light guide is a molded slab of clear material with a front display surface a rear surface and six bordering surfaces with two planes depressed into its rear surface and having two hollow half cylindrical extensions integrally molded with closed top and bottom ends. The rear surface and bordering surfaces and outer surface of the extensions are coated with reflective white paint. These extensions receive light from surface mounted LED's which are positioned directly below the extensions to redirect the light into the light guide.
    Type: Grant
    Filed: November 2, 1988
    Date of Patent: May 29, 1990
    Assignee: Motorola, Inc.
    Inventors: Andrzej T. Guzik, James H. Curtis, Faris S. Habbaba, Kirit Shah