Patents by Inventor Patrick Liot

Patrick Liot 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).

  • Man-machine interface device for telephone terminals
    Patent number: 6304646
    Abstract: A man-machine interface device for a telephone terminal for selecting options offered to the user when using services offering such options indicates to the terminal the various options that can be selected and determines, in a manner specific to each terminal, the mode of presentation of the options to the user for the purpose of making the selection.
    Type: Grant
    Filed: May 21, 1997
    Date of Patent: October 16, 2001
    Assignee: Alcatel Mobile Phones
    Inventors: Patrick Liot, Francis Pinault, Frédéric Vasnier