Patents by Inventor Paul Ronald Austin

Paul Ronald Austin 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).

  • Document management system with public key infrastructure
    Patent number: 8166525
    Abstract: Apparatus are provided, including a document management system and a private certificate authority. The private certificate authority is private to the document management system, and includes a certificate authority public key, a certificate authority private key, a key pair generator, and a digital certificate issuer. The key pair generator generates key pairs for respective authorized users of the document management system. The digital certificate issuer issues digital certificates regarding the respective authorized users of the document management system. The private certificate authority includes software instantiated by or with the document management system.
    Type: Grant
    Filed: September 8, 2005
    Date of Patent: April 24, 2012
    Assignee: Xerox Corporation
    Inventors: Dale Ellen Gaucas, Paul Ronald Austin