Patents by Inventor Henrikus G. M. Ramackers

Henrikus G. M. Ramackers 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).

  • Printhead for an image-forming apparatus and an image-forming apparatus containing the same
    Patent number: 6683639
    Abstract: A printhead for an image-forming apparatus, including a substrate, a row of light-emitting elements disposed on a first side of the substrate, and a cooling element disposed on a second side of the substrate opposite to the first side, wherein the substrate is thermally insulating and is provided with at least one thermally conductive track which extends through the substrate from the first side to the second side and is disposed at a predetermined place with respect to the light-emitting elements in order to conduct heat from the first side to the second side in such manner that the elements are kept substantially at a predetermined temperature during operation of the printhead.
    Type: Grant
    Filed: May 20, 2002
    Date of Patent: January 27, 2004
    Assignee: Oce-Technologies, B.V.
    Inventors: Lamberdina Driessen-Olde Scheper, Catharinus Van Acquoij, Henrikus G. M. Ramackers