Patents by Inventor Walter Zinki

Walter Zinki 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 for Establishing Multimedia Connections Across the Borders of Packet-Switching Communications Networks
    Publication number: 20100020788
    Abstract: The invention relates to a method for establishing multimedia connections across the borders of packet-switching communications networks according to an Internet protocol and the ITU-Standard H.323, consisting in inserting (connect) a rearwardly pointing authorisation cycle into a standard connection set-up, thereby making it possible to overcome in a simple manner the FIREWALLS restrictions for multimedia connections, in particular voice connections, over IP.
    Type: Application
    Filed: February 27, 2006
    Publication date: January 28, 2010
    Applicant: Nokia Siemens Networks GmbH & Co KG
    Inventors: Patrick Kleiner, Joachim Lüken, Mohammad Vizaei, Walter Zinki