Patents by Inventor Johnathan Philip Hills

Johnathan Philip Hills 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).

  • Digital image processing
    Patent number: 5982427
    Abstract: A process for the adjustment of signals obtained from an image, in which analogue signals representative of the image are pre-emphasized and converted to digital signals. The digital signals are then de-emphasized and simultaneously or subsequently adjusted.
    Type: Grant
    Filed: February 12, 1996
    Date of Patent: November 9, 1999
    Assignee: Innovation TK Ltd.
    Inventors: Stuart William Arundell Hunt, Johnathan Philip Hills