Patents by Inventor Reinhard Drefenstedt

Reinhard Drefenstedt 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).

  • Message routing
    Patent number: 5504743
    Abstract: A communications routing device for receiving messages from a plurality of input channels and routing the messages to one of a plurality of output channels, wherein the routing structure includes a plurality of parallel memory devices storing lookup tables and interconnection circuits for selectively linking messages from one input channel to one of the plurality of memory devices depending on the content of the received message.
    Type: Grant
    Filed: March 21, 1994
    Date of Patent: April 2, 1996
    Assignee: British Telecommunications public limited company
    Inventor: Reinhard Drefenstedt