Patents by Inventor Robert E Nuuja

Robert E Nuuja 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).

  • Patent number: 8373895
    Abstract: A method for embedding “no-scan” or “no-copy” information in a document border includes encoding information as a plurality of data carrying dot pair patterns. For each page of a document to be rendered, the method includes determining whether the border area is blank. If found not blank the border area is cleared. Each of the plurality of data carrying dot patterns is embedded in the blank border area of the document page. The document page with the embedded data carrying dot patterns is then rendered, where each data carrying dot is too small to be visually noticeable.
    Type: Grant
    Filed: November 21, 2008
    Date of Patent: February 12, 2013
    Assignee: Xerox Corporation
    Inventors: Zhigang Fan, Francis K Tse, Robert E Nuuja
  • Patent number: 8335342
    Abstract: A method for embedding coded information in a coupon with a face value denomination includes encoding that face value denomination value as a plurality of data carrying dot pair patterns where each dot is too small to be visually noticeable. For each page of a document to be rendered, the method includes determining whether the border area is blank. If found not blank the border area is cleared. Each of the plurality of data carrying dot patterns is embedded in the blank border area of the document page. The document page with the embedded data carrying dot patterns is then rendered, where each data carrying dot is too small to be visually noticeable.
    Type: Grant
    Filed: November 21, 2008
    Date of Patent: December 18, 2012
    Assignee: Xerox Corporation
    Inventors: Zhigang Fan, Francis K Tse, Robert E Nuuja
  • Patent number: 8243982
    Abstract: A method for embedding coded information in a document border includes encoding information as a plurality of data carrying dot pair patterns where each dot is too small to be visually noticeable. For each page of a document to be rendered, the method includes determining whether the border area is blank. If found not blank the border area is cleared. Each of the plurality of data carrying dot patterns is embedded in the blank border area of the document page. The document page with the embedded data carrying dot patterns is then rendered, where each data carrying dot is too small to be visually noticeable.
    Type: Grant
    Filed: November 21, 2008
    Date of Patent: August 14, 2012
    Assignee: Xerox Corporation
    Inventors: Zhigang Fan, Francis K Tse, Robert E Nuuja