Patents by Inventor Richard Claiborne Jones

Richard Claiborne Jones 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).

  • Method for halftone reproduction of continuous tone images
    Patent number: 4081828
    Abstract: A method for halftone reproduction of continuous tone images, in black and white or color, wherein improved tonal density characteristics are achieved, is disclosed. By plotting a first set of dot fields upon a recording medium, such as photographic film, and then plotting successive sets of dot fields upon the same reocording medium with some dots of the successive sets being superimposed upon some of the dots of the first set, an increased number of different tonal densities is made possible.
    Type: Grant
    Filed: March 15, 1976
    Date of Patent: March 28, 1978
    Assignee: Geosource, Inc.
    Inventors: Richard Claiborne Jones, John RB Whittlesey