Willem Lubertus Ijzerman

Person

  • Oss, NL

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Narrow-band light system having a maximum color consistency across...

    • Publication number 20240167643
    • Publication date May 23, 2024
    • MARCEL PETRUS LUCASSEN
    • F21 - LIGHTING
  • Information Patent Application

    SERVICING A LUMINAIRE WITH AN UNMANNED VEHICLE

    • Publication number 20200011487
    • Publication date Jan 9, 2020
    • SIGNIFY HOLDING B.V.
    • MARTINUS PETRUS CREUSEN
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    CAMERA SENSOR HIDDEN BEHIND LUMINAIRE OPTICS

    • Publication number 20190331334
    • Publication date Oct 31, 2019
    • SIGNIFY HOLDING B.V.
    • Michel Cornelis Josephus Marie VISSENBERG
    • F21 - LIGHTING
  • Information Patent Application

    SSL LAMP

    • Publication number 20190316740
    • Publication date Oct 17, 2019
    • SIGNIFY HOLDING B.V.
    • MICHEL CORNELIS JOSEPHUS MARIE VISSENBERG
    • F21 - LIGHTING
  • Information Patent Application

    COLOR CORRECTING OPTICAL ELEMENT

    • Publication number 20150109789
    • Publication date Apr 23, 2015
    • Koninklijke Philips N.V.
    • Teunis Willem Tukker
    • F21 - LIGHTING
  • Information Patent Application

    METHOD, OPTICAL SYSTEM AND LIGHTING ARRANGEMENT FOR HOMOGENIZING LIGHT

    • Publication number 20150003103
    • Publication date Jan 1, 2015
    • KOINKLIJKE PHILIPS 5
    • Teunis Willem Tukker
    • G02 - OPTICS
  • Information Patent Application

    FLAT AND THIN LED-BASED LUMINAIRE

    • Publication number 20130308336
    • Publication date Nov 21, 2013
    • Michel Cornelis Josephus Marie VISSENBERG
    • G02 - OPTICS
  • Information Patent Application

    MULTI-VIEW DISPLAY

    • Publication number 20130114019
    • Publication date May 9, 2013
    • Koninklijke Philips Electronics N.V.
    • Willem L. Ijzerman
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ILLUMINATION DEVICE WITH WAVEGUIDE AND LEDS

    • Publication number 20130094240
    • Publication date Apr 18, 2013
    • Koninklijke Philips Electronics N.V.
    • Erik Paul Boonekamp
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING STRUCTURE

    • Publication number 20120294009
    • Publication date Nov 22, 2012
    • Koninklijke Philips Electronics, N.V.
    • WILLEM LUBERTUS IJZERMAN
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE EMPLOYING A LIGHT GUIDE PLATE AND A PLURALITY OF LI...

    • Publication number 20120075884
    • Publication date Mar 29, 2012
    • Koninklijke Philips Electronics N.V.
    • WILLEM LUBERTUS IJZERMAN
    • G02 - OPTICS
  • Information Patent Application

    LUMINAIRE WITH FUNCTIONALITY-ENHANCING STRUCTURE

    • Publication number 20120033445
    • Publication date Feb 9, 2012
    • Koninklijke Philips Electronics N.V.
    • Lieven Raf Roger Desmet
    • G02 - OPTICS
  • Information Patent Application

    2D/3D IMAGE DISPLAY

    • Publication number 20120008203
    • Publication date Jan 12, 2012
    • Koninklijke Philips Electronics N.V.
    • Willem L. Ijzerman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    MULTI-VIEW DISPLAY

    • Publication number 20120002120
    • Publication date Jan 5, 2012
    • Koninklijke Philips Electronics N.V.
    • Willem L. Ijzerman
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    BEAM DIRECTION CONTROLLING DEVICE AND LIGHT-OUTPUT DEVICE

    • Publication number 20110280018
    • Publication date Nov 17, 2011
    • Koninklijke Philips Electronics N.V.
    • Michel C. J. M. Vissenberg
    • F21 - LIGHTING
  • Information Patent Application

    ILLUMINATION SYSTEM FOR LUMINAIRES AND DISPLAY DEVICE

    • Publication number 20110228532
    • Publication date Sep 22, 2011
    • Koninklijke Philips Electronics N.V.
    • Willem Lubertus IJZERMAN
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE EMPLOYING A LIGHT GUIDE PLATE AND A PLURALITY OFLIG...

    • Publication number 20110051456
    • Publication date Mar 3, 2011
    • Koninklijke Philips Electronics N.V.
    • Willem Lubertus Ijzerman
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING SYSTEM

    • Publication number 20110013389
    • Publication date Jan 20, 2011
    • Koninklijke Philips Electronics N.V.
    • Oscar Hendrikus Willemsen
    • F21 - LIGHTING
  • Information Patent Application

    FLAT AND THIN LED-BASED LUMINARY PROVIDING COLLIMATED LIGHT

    • Publication number 20100237359
    • Publication date Sep 23, 2010
    • KONINKLIJKE PHILIPS ELECTRONICS N V
    • Hugo J. Cornelissen
    • G02 - OPTICS
  • Information Patent Application

    ILLUMINATION SYSTEM HAVING AN ARRAY OF LIGHT SOURCES

    • Publication number 20100231404
    • Publication date Sep 16, 2010
    • KONINKLIJKE PHILIPS ELECTRONICS N V
    • Peter A. Duine
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ILLUMINATION SYSTEM FOR LUMINAIRES AND DISPLAY DEVICES

    • Publication number 20100172153
    • Publication date Jul 8, 2010
    • KONINKLIJKE PHILIPS ELECTRONICS N V
    • Willem L. Ijzerman
    • G02 - OPTICS
  • Information Patent Application

    LED-BASED LUMINAIRE WITH ADJUSTABLE BEAM SHAPE

    • Publication number 20100165618
    • Publication date Jul 1, 2010
    • Koninklijke Philips Electronics N.V.
    • Michel Cornelis Josephus Marie Vissenberg
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING STRUCTURE

    • Publication number 20100118545
    • Publication date May 13, 2010
    • Koninklijke Philips Electronics N.V.
    • Willem Lubertus Ijzerman
    • G02 - OPTICS
  • Information Patent Application

    TILED LIGHTING DEVICE

    • Publication number 20100109567
    • Publication date May 6, 2010
    • Koninklijke Philips Electronics N.V.
    • Peter Hubertus Franciscus Deurenberg
    • G02 - OPTICS
  • Information Patent Application

    GENERAL ILLUMINATION SYSTEM AND AN ILLUMINAIRE

    • Publication number 20100109576
    • Publication date May 6, 2010
    • Koninklijke Philips Electronics N.V.
    • Willem Lubertus Ijzerman
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE

    • Publication number 20100102334
    • Publication date Apr 29, 2010
    • Koninklijke Philips Electronics N.V.
    • Michel Cornelis Josephus Marie Vissenberg
    • G02 - OPTICS
  • Information Patent Application

    LUMINAIRE ARRANGEMENT WITH COVER LAYER

    • Publication number 20100091488
    • Publication date Apr 15, 2010
    • Koninklijke Philips Electronics N.V.
    • Willem Lubertus Ijzerman
    • G02 - OPTICS
  • Information Patent Application

    FLAT AND THIN LED-BASED LUMINARY

    • Publication number 20100073925
    • Publication date Mar 25, 2010
    • Koninklijke Philips Electronics N.V.
    • Michel C. J. M. Vissenberg
    • G02 - OPTICS
  • Information Patent Application

    LIGHT EMITTING DIODE LIGHTING DEVICE

    • Publication number 20100065860
    • Publication date Mar 18, 2010
    • Koninklijke Philips Electronics N.V.
    • Michel Cornelis Josephus Marie Vissenberg
    • G02 - OPTICS
  • Information Patent Application

    LIGHT GUIDE ARRANGEMENT WITH STITCHED WIRE

    • Publication number 20100061094
    • Publication date Mar 11, 2010
    • Koninklijke Philips Electronics N.V.
    • Willem L. Ijzerman
    • G02 - OPTICS