Patents by Inventor Jeffrey J. Brzozowski

Jeffrey J. Brzozowski 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 rekeying secure communication units by group
    Patent number: 5208859
    Abstract: A method for storing and managing rekeying information for a secure communication system, as well as for carrying out a rekeying operation. Encryption key variables stored in memory (301) are represented by mnemonics (303) as part of an editable data base (302) that is arranged in the same order as communication unit key storage locations. Each communication unit (305) within the system is assigned to a specific group (304), while each group (304) is assigned to a particular editable data base (302).
    Type: Grant
    Filed: March 15, 1991
    Date of Patent: May 4, 1993
    Assignee: Motorola, Inc.
    Inventors: John T. Bartucci, Kevin M. Cutts, Jeffrey J. Brzozowski