Patents by Inventor Alexandra Michelle Dopplinger

Alexandra Michelle Dopplinger 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).

  • Switching module for redundant local area network
    Patent number: 6178178
    Abstract: A switching module provides connection of a processor to a redundant local area network. Redundant access units switch control selects the access unit used by the processor based on the status of each local area network. In particular, two 10BaseT Ethernet LANs are monitored by scanning for respective link beats or data.
    Type: Grant
    Filed: April 24, 1998
    Date of Patent: January 23, 2001
    Assignee: Nortel Networks Limited
    Inventors: Raymond Bruce Wallace, Alexandra Michelle Dopplinger, David Longbottom