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Johannes C. A. Vercoulen

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  • Venlo, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Photoconductive belt joint
    • Patent number 4,363,858
    • Issue date Dec 14, 1982
    • OCE-van der Grinten N.V.
    • Johannes C. A. Vercoulen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus with moving belt for transferring images
    • Patent number 4,077,713
    • Issue date Mar 7, 1978
    • Oce-van der Grinten, N.V.
    • Johannes C. A. Vercoulen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Copying apparatus
    • Patent number 4,035,077
    • Issue date Jul 12, 1977
    • Oce-van der Grinten N.V.
    • Johannes C. A. Vercoulen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY