Inventor · disambiguated record
Willem Lubertus Ijzerman
Also filed as: IJZERMAN WILLEM L · IJZERMAN WILLEM LUBERTUS
45 granted patents·24 pending applications·654 citations·filing 2002–2018
98Inventor score
Files withKONINKL PHILIPS ELECTRONICS NV37IJZERMAN WILLEM L5IJZERMAN WILLEM LUBERTUS5VISSENBERG MICHEL CORNELIS JOSEPHUS MARIE5KONINKL PHILIPS NV3
Top patents by PatentIndex Score
69 records- 0194US8129731B2Light emitting diode lighting deviceVISSENBERG MICHEL CORNELIS JOSEPHUS MARIE·Filed 2007·Granted Mar 6, 2012·40 cites·15 claims
- 0294US8047696B2Luminaire arrangement with cover layerKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Nov 1, 2011·41 cites·14 claims
- 0394US7561131B2Passive matrix display with bistable electro-wetting cellsKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Jul 14, 2009·61 cites·14 claims
- 0494US7375885B2Autostereoscopic displayKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted May 20, 2008·64 cites·17 claims
- 0593US7626643B2Waveguide for autostereoscopic display having a plurality of switchable portions of diffusive material within the waveguide for providing either scattering or light-transmissive light to the displayKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Dec 1, 2009·60 cites·23 claims
- 0691US7986374B2Autostereoscopic display device using controllable liquid crystal lens array for 3D/2D mode switchingKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Jul 26, 2011·29 cites·12 claims
- 0790US7876397B2Backlight for 3D displayKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Jan 25, 2011·44 cites·21 claims
- 0890US7789536B2Lighting deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Sep 7, 2010·22 cites·8 claims
- 0989US7959343B2Illumination system for luminaires and display devicesKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Jun 14, 2011·18 cites·5 claims
- 1089US7548670B2Thin and efficient light collimating deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Jun 16, 2009·20 cites·19 claims
- 1188US8770821B2Optical arrangement with a light transmitting layer arranged to cover a portion of light entry surface of light guide and to transmit light diffusivelyIJZERMAN WILLEM LUBERTUS·Filed 2008·Granted Jul 8, 2014·34 cites·13 claims
- 1288US7980747B2Light emitting diode lighting deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Jul 19, 2011·19 cites·9 claims
- 1388US7688509B2Autostereoscopic displayKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Mar 30, 2010·37 cites·13 claims
- 1485US7697208B23D display with an improved pixel structure (pixelsplitting)KONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Apr 13, 2010·8 cites·12 claims
- 1582US8240854B2Autostereoscopic display device and a system using the sameKRIJN MARCELLINUS PETRUS CAROLUS MICHAEL·Filed 2007·Granted Aug 14, 2012·12 cites·20 claims
- 1682US8134590B2Stereoscopic display apparatusDE ZWART SIEBE T·Filed 2006·Granted Mar 13, 2012·11 cites·6 claims
- 1781US8493440B2Autostereoscopic display deviceKRIJN MARCELLINUS PETRUS CAROLUS MICHAEL·Filed 2006·Granted Jul 23, 2013·9 cites·15 claims
- 1881US7902531B2Window assembly for irradiating infrared lightKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Mar 8, 2011·8 cites·10 claims
- 1979US8045069B2Method and system for providing multiple views directed to multiple viewing zonesKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Oct 25, 2011·13 cites·17 claims
- 2079US8035762B22D/3D image displayKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Oct 11, 2011·17 cites·26 claims
- 2178US9766385B2Illumination device with waveguide and LEDsBOONEKAMP ERIK PAUL·Filed 2011·Granted Sep 19, 2017·5 cites·19 claims
- 2276US8414162B2Light guide and light-output devicePIJLMAN FETZE·Filed 2008·Granted Apr 9, 2013·7 cites·15 claims
- 2375US9377179B2Color correcting optical elementKONINKL PHILIPS NV·Filed 2013·Granted Jun 28, 2016·5 cites·11 claims
- 2475US8300162B2Multi-view displayIJZERMAN WILLEM L·Filed 2011·Granted Oct 30, 2012·2 cites·19 claims
- 2574US8246235B2Illumination system for luminaires and display deviceIJZERMAN WILLEM L·Filed 2011·Granted Aug 21, 2012·3 cites·3 claims
- 2672US7365707B2Display system for displaying images within a vehicleKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Granted Apr 29, 2008·11 cites·12 claims
- 2771US7623090B2Image display deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Nov 24, 2009·11 cites·28 claims
- 2870US9411088B2Illumination moduleKRIJN MARCELLINUS PETRUS CAROLUS MICHAEL·Filed 2006·Granted Aug 9, 2016·5 cites·15 claims
- 2970US8770787B2LED-based luminaire with adjustable beam shapeVISSENBERG MICHEL CORNELIS JOSEPHUS MARIE·Filed 2008·Granted Jul 8, 2014·8 cites·7 claims
- 3070US8469578B2Optical element having at least one embedded reflectorCORNELISSEN HUGO JOHAN·Filed 2008·Granted Jun 25, 2013·5 cites·15 claims
- 3169US8066419B2Lighting device employing a light guide plate and a plurality of light emitting diodesVISSENBERG MICHEL CORNELIS JOSEPHUS MARIE·Filed 2007·Granted Nov 29, 2011·4 cites·15 claims
- 3268US8891032B2Multi-view displayIJZERMAN WILLEM L·Filed 2012·Granted Nov 18, 2014·1 cites·22 claims
- 3367US11499680B2Servicing a luminaire with an unmanned vehicleSIGNIFY HOLDING BV·Filed 2018·Granted Nov 15, 2022·2 cites·12 claims
- 3466US8531439B2Switchable display deviceIJZERMAN WILLEM LUBERTUS·Filed 2006·Granted Sep 10, 2013·2 cites·9 claims
- 3566US8192066B2Tiled lighting deviceDEURENBERG PETER HUBERTUS FRANCISCUS·Filed 2008·Granted Jun 5, 2012·2 cites·14 claims
- 3666US8083390B2Lighting device employing a light guide plate and a plurality of light emitting diodesIJZERMAN WILLEM LUBERTUS·Filed 2007·Granted Dec 27, 2011·3 cites·8 claims
- 3764US7824091B2Backlight arrangementKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Granted Nov 2, 2010·5 cites·11 claims
- 3863US8314897B22D/3D image displayIJZERMAN WILLEM L·Filed 2011·Granted Nov 20, 2012·1 cites·8 claims
- 3962US8421723B2Stereoscopic display apparatusIJZERMAN WILLEM L·Filed 2005·Granted Apr 16, 2013·3 cites·13 claims
- 4059US8807816B2Luminaire with Functionality-enhancing structureDESMET LIEVEN RAF ROGER·Filed 2010·Granted Aug 19, 2014·2 cites·16 claims
- 4158US2013308336A1Flat and thin led-based luminaireKONINKL PHILIPS NV·Filed 2013·Application pending·0 cites
- 4253US8511878B2Flat and thin LED-based luminaryVISSENBERG MICHEL CORNELIS JOSEPHUS MARIE·Filed 2007·Granted Aug 20, 2013·0 cites·14 claims
- 4351US2011013389A1Lighting systemKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Application pending·0 cites
- 4451US2012294009A1Lighting structureIJZERMAN WILLEM LUBERTUS·Filed 2012·Application pending·0 cites
- 4550US2010118545A1Lighting structureKONINKL PHILIPS ELECTRONICS NV·Filed 2008·Application pending·0 cites
- 4650US2012075884A1Lighting device employing a light guide plate and a plurality of light emitting diodesIJZERMAN WILLEM LUBERTUS·Filed 2011·Application pending·0 cites
- 4748US10670194B2SSL lamp that includes three or more crossed elongated light emitting structuresSIGNIFY HOLDING BV·Filed 2017·Granted Jun 2, 2020·0 cites·13 claims
- 4847US2009046459A1Lighting deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2006·Application pending·0 cites
- 4947US2007030406A1Cathode ray tube of the index typeKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Application pending·0 cites
- 5047US2010231404A1Illumination system having an array of light sourcesKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Application pending·0 cites
Showing the top 50 of 69 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →