Patents by Inventor Ken Pawlak

Ken Pawlak 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 apparatus for establishing and facilitating a direct quality voice call to a telephone extension on behalf of a client computer
    Patent number: 6304637
    Abstract: An apparatus is comprised of a storage medium having stored therein a plurality of programming instructions for implementing a set of communication services for establishing and supporting a direct quality voice call to a public switched telephone network (PSTN) extension, and an execution unit, coupled to the storage medium, for executing the plurality of programming instructions. In particular, the set of communication services include services for establishing and facilitating the voice call to the PSTN extension on behalf of the client computer, and services for causing a direct connection to be established between the client computer and the apparatus.
    Type: Grant
    Filed: March 14, 1997
    Date of Patent: October 16, 2001
    Assignee: ITXC, Inc.
    Inventors: Mojtaba Mirashrafi, Ken Pawlak, John D. Elliott, Michael F. Buondonno, Kenneth L. Keeler, Keith A Pirkl, Al J. Simon, George L. Taylor, Mark D. Zuber, Jeffrey B. Sponaugle