Patents by Inventor P. J. A. M. Sparidaens

P. J. A. M. Sparidaens 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 producing a set of exposed photographic colour negatives and the use of said set of negatives in a method for calibrating a developing and a printing machine system for making photographic colour prints
    Patent number: 6194107
    Abstract: A method has been found for producing a set of exposed photographic color negatives for use in calibrating a developing and a printing machine system for making photographic color prints, wherein all the exposures are carried out to the same multicolored object which also contains a grey reference part while using the same type of photosensitive film material, and the exposures comprise at least 8 normal (N) exposures, at least 4 over (O) exposures and at least 4 under (U) exposures, at a ratio of the number of N/O/U exposures of 5/(2-3)/(2-3), and include, in the order given, each of the four sequences NN/NN; NN/OO; NN/UU; and UU/OO, or NN/NN, NN/UU; NN/OO and OO/UU. The set of exposed negatives thus produced is used in a method for calibrating a developing and a printing machine system for making photographic color prints.
    Type: Grant
    Filed: November 3, 1998
    Date of Patent: February 27, 2001
    Assignee: Fuji Photo Film B.V.
    Inventors: H. G. M. Hendrix, P. J. A. M. Sparidaens