Patents by Inventor Guido J.M. LEJEUNE

Guido J.M. LEJEUNE 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).

  • CLEANING METHOD FOR INK JET IMAGING DEVICE
    Publication number: 20220184958
    Abstract: A method for cleaning an ink jet imaging device, the ink jet imaging device including a main ink supply channel including an entrance side for supplying ink, a first ink channel including a first pressure chamber fluidly connected to a first nozzle; a first actuator associated with the first pressure chamber, the first ink channel being in fluid connection with the main ink supply channel and defining a first ink path from the entrance side of the main ink supply channel to the first nozzle and having a first length L1; a second ink channel including a second pressure chamber fluidly connected to a second nozzle; and a second actuator associated with the second pressure chamber, the second ink channel being in fluid connection with the main ink supply channel and defining a second ink path from the entrance side of the main ink supply channel to the second nozzle and having a second length L2, wherein L2>L1.
    Type: Application
    Filed: December 6, 2021
    Publication date: June 16, 2022
    Applicant: Canon Production Printing Holding B.V.
    Inventors: Ludovicus M. HEIJNDERS, Joop C. SCHEP, Guido J.M. LEJEUNE