Patents by Inventor Firooz Khosraviyani

Firooz Khosraviyani 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: 5546310
    Abstract: A Ghebleh bearing indicator apparatus for providing a user with a displayed indication of the relative bearing between his current position and a destination, such as Mecca, includes a keyboard and display. A microprocessor processes selected stored latitude/longitude information for one of a plurality of cities along with information from an included electronic digital compass to calculate and display the bearing to Mecca on a compass rose. The apparatus includes a preprogrammed list of up to eight cities which, in one operational mode, allows an unsophisticated user to select a location merely by pressing a single key on the keyboard. In a second mode, a plurality of countries and associated cities is scrolled on the screen to permit highlighting and selection by the user.
    Type: Grant
    Filed: April 23, 1992
    Date of Patent: August 13, 1996
    Inventors: Seyf-Ollah Ehdaie, Firooz Khosraviyani