Patents by Inventor Bruce D. Stewart

Bruce D. Stewart 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).

  • Interface enabling voice messaging systems to interact with communications networks
    Patent number: 5689550
    Abstract: Methods and apparatus for interfacing a plurality of voice messaging systems with a communications network are disclosed. Voice messages from voice message computers 450 are processed by an interface 410 and transmitted over communications network 390 to its destination. The interface allows the voice messaging computers to establish connection to the communications network without dialing into it.
    Type: Grant
    Filed: August 8, 1994
    Date of Patent: November 18, 1997
    Assignee: Voice-Tel Enterprises, Inc.
    Inventors: Michael Garson, Bruce D. Stewart