Patents by Inventor Ardath H. Emmons

Ardath H. Emmons 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: 5703598
    Abstract: A method of tracking stolen property uses a continously powered radio receiver for receiving encoded signals from a central station. When the received signal corresponds to a unique code stored at the receiver, a GPS receiver and a radio transmitter located with the stolen property are connected for a predetermined period of time to a source of power so that a GPS signal received by the receiver is processed and the position data produced thereby is transmitted to the central station.
    Type: Grant
    Filed: May 24, 1996
    Date of Patent: December 30, 1997
    Inventor: Ardath H. Emmons