Patents by Inventor Sandro Fontana

Sandro Fontana 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).

  • High-density two-dimensional graphic code, and coding system and decoding system based on said code
    Patent number: 7546958
    Abstract: A two-dimensional graphic code includes a plurality of characters printed on a medium, arranged so that they are contiguous to one another and organized in a primary reading direction and a secondary reading direction. Each character is defined by a respective matrix of dots having selectively one between a high brightness level and a low brightness level and includes a respective usable submatrix and a respective separation region. The usable submatrix includes at least two contiguous dots both having the low brightness level, and the separation region is configured so as to outline the respective usable submatrix all along two adjacent sides.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: June 16, 2009
    Assignee: Secure Edge S.r.L.
    Inventors: Marco Angelucci, Sandro Fontana
  • HIGH-DENSITY TWO-DIMENSIONAL GRAPHIC CODE, AND CODING SYSTEM AND DECODING SYSTEM BASED ON SAID CODE
    Publication number: 20060261175
    Abstract: A two-dimensional graphic code includes a plurality of characters printed on a medium, arranged so that they are contiguous to one another and organized in a primary reading direction and a secondary reading direction. Each character is defined by a respective matrix of dots having selectively one between a high brightness level and a low brightness level and includes a respective usable submatrix and a respective separation region. The usable submatrix includes at least two contiguous dots both having the low brightness level, and the separation region is configured so as to outline the respective usable submatrix all along two adjacent sides.
    Type: Application
    Filed: May 5, 2006
    Publication date: November 23, 2006
    Applicant: SECURE EDGE S.r.l.
    Inventors: Marco Angelucci, Sandro Fontana