Patents by Inventor Michal Szwarc

Michal Szwarc 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).

  • Packet switched information network with universal access to enhanced network services
    Patent number: 5072441
    Abstract: An information network for connecting input communication devices using a number of different access protocols to network hosts in which a packet switch is provided for enabling and disabling communication paths betweeen the input devices and hosts and in which an enhanced network function server is able to be used during operation of the packet switch by an enhanced network function access module which permits access to the enhanced function server for the different access protocols.
    Type: Grant
    Filed: August 7, 1990
    Date of Patent: December 10, 1991
    Assignee: Nynex Corporation
    Inventor: Michal Szwarc