Patents by Inventor Angel Luis Villafrance

Angel Luis Villafrance 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).

  • Method and device for controlling a telecommunication conference
    Publication number: 20020034164
    Abstract: A method and device of controlling a telecommunication conference is described, wherein a conference to be controlled is classified into one or at least two different categories, and the control routines associated with a given category are different for each category.
    Type: Application
    Filed: December 15, 2000
    Publication date: March 21, 2002
    Inventors: Marie Susanna Sjoholm, Erich Baumann, Angel Luis Villafrance, Niklas Bjork, Mario Morris