Patents by Inventor John Griffiths Johnston

John Griffiths Johnston 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: 6038310
    Abstract: Service node for use in a communications network for providing access to services available to callers using the network. The service node includes a plurality of peripheral devices, a switch for connecting the peripheral devices to external communication links of the communications network for receiving calls made by callers to access a service provided by the service node; a control processor operable to generate a scan pattern representative of a plurality of individual patterns of characters corresponding to respective service commands relating to service options available to a caller, wherein the caller may originate any of the service commands during a call, and a distributed processing system.
    Type: Grant
    Filed: June 16, 1997
    Date of Patent: March 14, 2000
    Assignee: British Telecommunications public limited company
    Inventors: Steven Hollywood, John Griffiths Johnston