Patents by Inventor Luc VAN KEULEN

Luc VAN KEULEN 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 OF FORMING A VARNISH-COATED IMAGE
    Publication number: 20230391124
    Abstract: A printing method includes forming an image by applying marking material onto the surface of a substrate; optionally applying an intermediate layer onto the substrate; subjecting the image to a fixation treatment; applying a layer of an ionically stabilized varnish on the surface of the image; and performing image-wise gloss control by locally varying at least one of a fixation parameter and a primer application parameter.
    Type: Application
    Filed: May 25, 2023
    Publication date: December 7, 2023
    Applicant: Canon Production Printing Holding B.V.
    Inventors: Luc VAN KEULEN, Jeroen A. SCHELL, Daniël H. TURKENBURG, Guido G. WILLEMS, Nicolaas T.A. VAN RENS
  • PRINT METHOD
    Publication number: 20230193069
    Abstract: A print method includes a) applying an activator composition onto a recording medium, the activator composition comprising a photoinitiator; b) applying an inkjet ink composition onto the recording medium, the inkjet ink composition comprising a curable monomer and a gellant, the inkjet ink composition comprising no photo initiator or comprising a photo initiator in an amount of 1.0 wt % or less, based on the total amount of the ink composition; and c) curing the ink and the activator composition. Step c is started within a time period of 2 s-1000 s after applying the ink composition onto the recording medium. an ink set comprising an activator composition and an inkjet ink composition, a software product, and an inkjet printing apparatus are also disclosed.
    Type: Application
    Filed: December 6, 2022
    Publication date: June 22, 2023
    Applicant: Canon Production Printing Holding B.V.
    Inventors: Luc VAN KEULEN, Pim VAN DER ASDONK
  • Method for applying an image
    Patent number: 11458741
    Abstract: The present invention relates to a method for applying an image onto a recording medium. Using the method according to the present invention, images may be printed having a predetermined gloss. The method further enables to make prints having local differences in gloss level. The present invention further relates to an ink-jet printing apparatus.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: October 4, 2022
    Assignee: CANON PRODUCTION PRINTING HOLDING B.V.
    Inventors: Kimball M. Leek, Clemens T. Weijkamp, Pim Van Der Asdonk, Luc Van Keulen
  • METHOD FOR APPLYING AN IMAGE
    Publication number: 20210138798
    Abstract: The present invention relates to a method for applying an image onto a recording medium. Using the method according to the present invention, images may be printed having a predetermined gloss. The method further enables to make prints having local differences in gloss level. The present invention further relates to an ink-jet printing apparatus.
    Type: Application
    Filed: September 29, 2020
    Publication date: May 13, 2021
    Applicant: Canon Production Printing Holding B.V.
    Inventors: Kimball M. LEEK, Clemens T. WEIJKAMP, Pim VAN DER ASDONK, Luc VAN KEULEN