Patents by Inventor Ron Khormaei

Ron Khormaei 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).

  • Methods and apparatus to authenticate a document
    Publication number: 20050166052
    Abstract: In one representative embodiment the present invention provides for a method of generating an authentication key that can be used to authenticate an electronic document file representative of a document. The method includes providing the electronic document file as an initial digital file, and applying a predetermined halftoning process to the digital file to generate a digital halftone file of a plurality of discrete digital values. A predetermined mathematical process is then performed on the plurality of discrete digital values to thereby generate the authentication key.
    Type: Application
    Filed: January 24, 2004
    Publication date: July 28, 2005
    Inventors: Ron Khormaei, Loren Chapple