Patents by Inventor Gregory J. Waldschmidt

Gregory J. Waldschmidt 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).

  • Line interface selection circuit
    Patent number: 6122273
    Abstract: A line interface selection circuit comprises a bus switch operable to receive signals from a plurality of line interface units and to facilitate a connection between at least one of the plurality of line interface units and a telecommunication network. The bus switch is coupled to a line interface transformer having a primary side and a secondary side.
    Type: Grant
    Filed: December 10, 1997
    Date of Patent: September 19, 2000
    Assignee: Alcatel USA Sourcing, L.P.
    Inventors: Robert W. Cantwell, Gregory J. Waldschmidt