Inventor · disambiguated record
Marcel Beij
Also filed as: BEIJ MARCEL
41 granted patents·11 pending applications·191 citations·filing 1990–2021
96Inventor score
Files withKONINKL PHILIPS ELECTRONICS NV19SIGNIFY HOLDING BV16PHILIPS CORP6PHILIPS LIGHTING HOLDING BV5BEIJ MARCEL3
Top patents by PatentIndex Score
52 records- 0190US8143803B2Lamp control circuit and method of driving a lampBEIJ MARCEL·Filed 2007·Granted Mar 27, 2012·37 cites·7 claims
- 0285US11743990B2Balance control for 2-channel CCT dimmingSIGNIFY HOLDING BV·Filed 2020·Granted Aug 29, 2023·2 cites·13 claims
- 0382US6545433B2Circuit arrangement equipped with a timer compensating lamp degradation through its service lifeKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Apr 8, 2003·29 cites·4 claims
- 0480US10588190B2LED lighting arrangementSIGNIFY HOLDING BV·Filed 2016·Granted Mar 10, 2020·3 cites·15 claims
- 0577US8878457B2Adaptable lighting systemSCHENK TIM CORNEEL WILHELMUS·Filed 2010·Granted Nov 4, 2014·4 cites·14 claims
- 0674US10076009B2Lighting systemPHILIPS LIGHTING HOLDING BV·Filed 2016·Granted Sep 11, 2018·2 cites·14 claims
- 0769US10405405B2Apparatus, method and system for controlling a load device via a power line by using a power negotiation protocolSIGNIFY HOLDING BV·Filed 2015·Granted Sep 3, 2019·1 cites·13 claims
- 0869US5075599ACircuit arrangementPHILIPS CORP·Filed 1990·Granted Dec 24, 1991·34 cites·6 claims
- 0965US6836082B2Ballast and method of feeding a fluorescent lampKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Dec 28, 2004·10 cites·11 claims
- 1056US12022587B2LED lighting system and control methodSIGNIFY HOLDING BV·Filed 2021·Granted Jun 25, 2024·0 cites·12 claims
- 1155US11844159B2Driver for driving a load, as well as a corresponding LED based lighting device and a corresponding method of operating the driverSIGNIFY HOLDING BV·Filed 2021·Granted Dec 12, 2023·0 cites·14 claims
- 1254US12446128B2Performing visible light communication with a lighting unitSIGNIFY HOLDING BV·Filed 2021·Granted Oct 14, 2025·0 cites·14 claims
- 1354US12166600B2Digital Addressable Lighting Interface, DALI, enabled communication device for transmitting messages over a communication bus, as well as a corresponding methodSIGNIFY HOLDING BV·Filed 2019·Granted Dec 10, 2024·0 cites·13 claims
- 1454US6538393B2Circuit arrangementKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Mar 25, 2003·5 cites·8 claims
- 1554US6069453ABallast circuit for reducing striations in a discharge lampPHILIPS CORP·Filed 1996·Granted May 30, 2000·17 cites·21 claims
- 1653US6445140B2Circuit deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Sep 3, 2002·5 cites·6 claims
- 1753US6307329B1Circuit arrangementPHILIPS CORP·Filed 2000·Granted Oct 23, 2001·5 cites·7 claims
- 1851US12120797B2Power supply device, a power receiving device and power supply and receipt methodsSIGNIFY HOLDING BV·Filed 2020·Granted Oct 15, 2024·0 cites·10 claims
- 1951US5459376AProgrammable lighting system with automatic light control of ambient areasPHILIPS CORP·Filed 1993·Granted Oct 17, 1995·13 cites·21 claims
- 2050US10667368B2Lighting device with timing circuit synchronisationSIGNIFY HOLDING BV·Filed 2018·Granted May 26, 2020·0 cites·15 claims
- 2149US12075533B2Light emitting diode, LED, based lighting device arranged to emit colored light as well as a corresponding method for operating such a LED based lighting deviceSIGNIFY HOLDING BV·Filed 2020·Granted Aug 27, 2024·0 cites·10 claims
- 2249US2011025226A1Control device for controlling a discharge lampKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Application pending·0 cites
- 2349US2010320924A1Device for controlling a discharge lampKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Application pending·0 cites
- 2448US9763293B2Apparatus for driving load via converterPHILIPS LIGHTING HOLDING BV·Filed 2014·Granted Sep 12, 2017·0 cites·15 claims
- 2548US8922349B2Control circuit, system for operating a device and device for programming such a control circuitBEIJ MARCEL·Filed 2008·Granted Dec 30, 2014·0 cites·15 claims
- 2648US2010244728A1Method and control circuit for dimming a gas discharge lampKONINKL PHILIPS ELECTRONICS NV·Filed 2008·Application pending·0 cites
- 2747US11886269B2Control network system for power allocationSIGNIFY HOLDING BV·Filed 2020·Granted Jan 30, 2024·0 cites·15 claims
- 2847US10448488B2Lighting control module, a lighting system using the same and a method of setting a dimming levelPHILIPS LIGHTING HOLDING BV·Filed 2016·Granted Oct 15, 2019·0 cites·15 claims
- 2947US7141938B2Power control device, apparatus and method of controlling the power supplied to a discharge lampKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Nov 28, 2006·2 cites·27 claims
- 3046US11540375B2Power supply for an LED lighting unitSIGNIFY HOLDING BV·Filed 2019·Granted Dec 27, 2022·0 cites·15 claims
- 3146US8004199B2Method for powering a control circuit for a gas discharge lamp during pre-heating of said lamp, and a device for performing said methodKONINKL PHILIPS ELECTRONICS NV·Filed 2007·Granted Aug 23, 2011·0 cites·13 claims
- 3246US7657235B2Communication network with arrangement for replacing a malfunctioning active master with a new active masterKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Feb 2, 2010·0 cites·19 claims
- 3345US12232236B2Control network systemSIGNIFY HOLDING BV·Filed 2020·Granted Feb 18, 2025·0 cites·13 claims
- 3445US7590457B2Method for bonding a lighting device to a lighting system while using wireless communicationKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Granted Sep 15, 2009·0 cites·3 claims
- 3545US5689675ARanking-based address assignment in a modular systemPHILIPS CORP·Filed 1994·Granted Nov 18, 1997·16 cites·5 claims
- 3644US10257907B2LED lighting moduleSIGNIFY HOLDING BV·Filed 2016·Granted Apr 9, 2019·0 cites·13 claims
- 3743US10785848B2Lighting system commissioningSIGNIFY HOLDING BV·Filed 2017·Granted Sep 22, 2020·0 cites·7 claims
- 3843US2008258646A1Device for Lighting a RoomKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 3942US2020037421A1System for light communication with a lighting deviceSIGNIFY HOLDING BV·Filed 2018·Application pending·0 cites
- 4040US9913350B2Interface device and method for supplying powerPHILIPS LIGHTING HOLDING BV·Filed 2015·Granted Mar 6, 2018·0 cites·15 claims
- 4139US2007183133A1Mains wire antenna for wireless interface applicationsKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Application pending·0 cites
- 4238US7176636B2Circuit arrangement for operating a lampKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Feb 13, 2007·0 cites·3 claims
- 4338US6628092B2Ballast and method of feeding a fluorescent lampKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Sep 30, 2003·0 cites·7 claims
- 4438US2005152439A1Interface for digital communicationKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
- 4537US2005067973A1Device for heating electrodes of a discharge lampFiled 2002·Application pending·0 cites
- 4637US2005104536A1Device and method for operating a discharge lampFiled 2002·Application pending·0 cites
- 4736US6535401B2Circuit arrangementKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Mar 18, 2003·0 cites·21 claims
- 4836US2018332687A1Energy scavenging device, and sensor device, and lighting systemPHILIPS LIGHTING HOLDING BV·Filed 2015·Application pending·0 cites
- 4933US8395333B2Electro magnetic ballast for a gas discharge lampBEIJ MARCEL·Filed 2010·Granted Mar 12, 2013·0 cites·5 claims
- 5033US2005152440A1Optoelectronic receiver circuit for digital communicationKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →