Patents by Inventor Mark S. Leader

Mark S. Leader 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).

  • Photographic color printer
    Patent number: 5475506
    Abstract: In a color photographic printer of the type having a film scanner having a 50% green spectral response between 522.+-.5 nm and 570.+-.2.5 nm and peaking at 550 nm, a lowpass cutoff filter for lowering the upper cutoff wavelength of the green channel response is added to the green channel to improve the color correction of the printer for all color films presently in use.
    Type: Grant
    Filed: September 30, 1993
    Date of Patent: December 12, 1995
    Assignee: Eastman Kodak Company
    Inventors: Heemin Kwon, Patrick A. Cosgrove, Kenneth A. Carlson, Mark S. Leader