Patents by Inventor Greg M. Griffith

Greg M. Griffith 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).

  • Coupling wireless portable communications device to a base station by a second network when out of communication with a first network
    Patent number: 7183898
    Abstract: A method of coupling a wireless portable communications device (PCD) to a base station by way of a second network is disclosed. The PCD is normally in communication with the base station by way of a first network, and is coupled to the base station by way of the second network when the PCD is out of communication with the base station by way of the first network. In particular, the PCD is coupled to the second network, and is caused to leave an base station mode and enter a second network mode. A network connection is established with the base station by way of the second network, and communication with the base station is entered into by way of the second network.
    Type: Grant
    Filed: May 2, 2005
    Date of Patent: February 27, 2007
    Assignee: BellSouth Intellectual Property Corp.
    Inventors: Greg M. Griffith, Charles Link, II