Patents by Inventor Kenneth George Olthoff

Kenneth George Olthoff 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 of controlling a transaction
    Patent number: 8886952
    Abstract: A method of securely authenticating a user's response to a challenge request before completing a transaction is disclosed. When a user wishes to complete a transaction, an image is projected onto the user's face. The user reads the image in a mirror and responds accordingly. If the user identifies the correct image, the transaction is allowed to proceed.
    Type: Grant
    Filed: December 6, 2007
    Date of Patent: November 11, 2014
    Assignee: The United States of America as represented by the Director of The National Security Agency
    Inventor: Kenneth George Olthoff