Patents by Inventor Charles S. Walton

Charles S. Walton 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).

  • Virtual certificate authority
    Patent number: 6308277
    Abstract: A method and system for creating and administering certificates digitally signed by a trusted entity (certificate authority) to ensure that certificated transactions are authenticated as that of a particular entity. Requests for a certificate, along with verification information, are directed to the certificate authority, where they are held and accessed by an entity having verification responsibilities (registration authority) and approved or disapproved.
    Type: Grant
    Filed: December 23, 1999
    Date of Patent: October 23, 2001
    Assignee: GTE CyberTrust Solutions Incorporated
    Inventors: J. Stuart Vaeth, Charles S. Walton
  • Virtual certificate authority
    Patent number: 6035402
    Abstract: A method and system for creating and administering certificates digitally signed by a trusted entity (certificate authority) to ensure that certificated transactions are authenticated as that of a particular entity. Requests for a certificate, along with verification information, are directed to the certificate authority, where they are held and accessed by an entity having verification responsibilities (registration authority) and approved or disapproved.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: March 7, 2000
    Assignee: GTE CyberTrust Solutions Incorporated
    Inventors: J. Stuart Vaeth, Charles S. Walton