Patents by Inventor G. Richard Didow

G. Richard Didow 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: 7418197
    Abstract: A chromo-key screen method and device having a screen component with a front surface and a back surface and capable of transfusing light or other electromagnetic energy from the back surface to the front surface and one or more lights or other electromagnetic energy generators transmitting energy onto the back surface that is transfused to the front surface and transmitted from the front surface into area subject of an image capturing device, e.g. photographic or digital camera. The invention applies to chroma-key photography wherein the background screen is lighted, at least in part, from a source behind the screen. The device may include an enclosure to restrict color spilling into the foreground.
    Type: Grant
    Filed: December 1, 2004
    Date of Patent: August 26, 2008
    Assignee: Alpha Photography Inc.
    Inventors: G. Richard Didow, Robert Bryant, Jr.