Patents by Inventor Peter D. Jefferson

Peter D. Jefferson 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).

  • Color monitoring apparatus
    Patent number: 5642161
    Abstract: Color monitoring apparatus has similarities to conventional vectorscope but utilizes unique color difference signals which are luminance independent. Linear combinations of ratios between R, G and B differences produce a display which maps color one-to-one to the plane of the display.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: June 24, 1997
    Inventor: Peter D. Jefferson