Patents by Inventor Koenraad Leontine Edward Van Hulle

Koenraad Leontine Edward Van Hulle 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).

  • Non-impact printer with evenness control
    Patent number: 5640190
    Abstract: A non-impact printer is described for forming an image on a medium. The printer having:a linear array of recording sources for forming a multi-gradation latent image on a receptor surface, the linear array comprising a plurality of sub-sets of recording sources;an element for developing the latent image into a visual image;an element for transferring said visual image onto the medium;an element for generating and storing first correction factors derived from measurements of the non-uniformity of average energy output of each of the sub-sets of recording sources;first correction element for applying, for each sub-set of recording sources, the first correction factors;an element for generating and storing second correction factors derived from measurements of the non-uniformity of each individual one of the recording sources; andsecond correction element for applying said second correction factors after applying the first correction factors.
    Type: Grant
    Filed: June 8, 1994
    Date of Patent: June 17, 1997
    Assignee: Xeikon N.V.
    Inventors: Erik Marcel Lieva Armand Bollansee, Lieven Jacob Leontine De Clercq, Lucien Amede De Schamphelaere, Koenraad Leontine Edward Van Hulle