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Egbertus J. P. Maassen

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  • Eindhoven, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electric reflector lamp
    • Patent number 5,667,297
    • Issue date Sep 16, 1997
    • U.S. Philips Corporation
    • Egbertus J. P. Maassen
    • F21 - LIGHTING
  • Information Patent Grant

    Electric reflector lamp
    • Patent number 5,556,191
    • Issue date Sep 17, 1996
    • U.S. Philips Corporation
    • Egbertus J. P. Maassen
    • F21 - LIGHTING
  • Information Patent Grant

    Luminaire having a light absorbing collar
    • Patent number 4,914,557
    • Issue date Apr 3, 1990
    • U.S. Philips Corporation
    • Egbertus J. P. Maassen
    • F21 - LIGHTING
  • Information Patent Grant

    Luminaire having a faceted reflecting surface
    • Patent number 4,855,886
    • Issue date Aug 8, 1989
    • U.S. Philips Corporation
    • Leonard C. H. Eijkelenboom
    • F21 - LIGHTING
  • Information Patent Grant

    Reflector
    • Patent number 4,730,240
    • Issue date Mar 8, 1988
    • U.S. Philips Corporation
    • Franciscus A. M. M. van Meel
    • F21 - LIGHTING
  • Information Patent Grant

    Color analyzer
    • Patent number 4,632,558
    • Issue date Dec 30, 1986
    • U.S. Philips Corporation
    • Egbertus J. P. Maassen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Tri-color additive color printing head and enlarger
    • Patent number 4,553,832
    • Issue date Nov 19, 1985
    • U.S. Philips Corporation
    • Egbertus J. P. Maassen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Electronic flash unit
    • Patent number 4,492,451
    • Issue date Jan 8, 1985
    • U.S. Philips Corporation
    • Egbertus J. P. Maassen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY