Patents by Inventor Elizabeth Bernobich

Elizabeth Bernobich 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).

  • Auditable security system for the generation of cryptographically protected digital data
    Patent number: 5949879
    Abstract: A secure system for Authentication information. The system includes a scanner for reading the information contained in a document, a timing mechanism for entering the time the document was read, an encryptor for encrypting the read and timed information and a counter for counting the number of documents processed.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: September 7, 1999
    Assignee: Pitney Bowes Inc.
    Inventors: William Berson, Elizabeth Bernobich, Richard W. Heiden, Richard A. Potoczek, Robert W. Sisson, Anthony F. Violante
  • Key distribution system
    Patent number: 5812664
    Abstract: This invention is a system for producing and distributing new decryption keys to verifiers. Verifier decryption key updates are printed in a secure manner on paper or postcards and mailed to the owners of the verifiers. The paper or postcards containing the verifier decryption key is scanned into the verifier and the verifier's key file is updated.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: September 22, 1998
    Assignee: Pitney Bowes Inc.
    Inventors: Elizabeth Bernobich, Richard W. Heiden, Robert W. Sisson