Inventor · disambiguated record
John J. Dernovsek
Also filed as: DERNOVSEK II JOHN J · DERNOVSEK JOHN J · DERNOVSEK JOHN JAY
37 granted patents·297 citations·filing 1989–2019
97Inventor score
Top patents by PatentIndex Score
37 records- 0196US9974147B1Integrated LED driver for wireless communicationUNIVERSAL LIGHTING TECH INC·Filed 2016·Granted May 15, 2018·21 cites·9 claims
- 0294US9681512B1Combined wireless voltage controlled dimming interface for an LED driverUNIVERSAL LIGHTING TECH INC·Filed 2016·Granted Jun 13, 2017·23 cites·20 claims
- 0392US10356873B1Multiple interface LED driver with inherent overvoltage protectionUNIVERSAL LIGHTING TECH INC·Filed 2018·Granted Jul 16, 2019·6 cites·20 claims
- 0492US7391168B1Digital control of electronic ballasts using AC power lines as a communication mediumUNIVERSAL LIGHTING TECH INC·Filed 2006·Granted Jun 24, 2008·71 cites·16 claims
- 0590US10524334B1Electrically isolated system and method for digital regulation of a programmable lighting deviceUNIVERSAL LIGHTING TECH INC·Filed 2018·Granted Dec 31, 2019·8 cites·20 claims
- 0690US9237613B1Constant current control for an LED driver circuit using a microcontroller-based oscillator controlled by a differential error feedback signal from a proportional and integration control loopUNIVERSAL LIGHTING TECH INC·Filed 2013·Granted Jan 12, 2016·13 cites·18 claims
- 0788US11096253B1Method and circuitry to configure multiple drivers simultaneouslyUNIVERSAL LIGHTING TECH INC·Filed 2018·Granted Aug 17, 2021·6 cites·26 claims
- 0888US8928236B1LED driver circuit with unified controllerUNIVERSAL LIGHTING TECH INC·Filed 2013·Granted Jan 6, 2015·11 cites·20 claims
- 0987US10041984B1Input voltage sense circuit for boost power factor correction in isolated power suppliesUNIVERSAL LIGHTING TECH INC·Filed 2017·Granted Aug 7, 2018·3 cites·17 claims
- 1087US9788430B1Stacked magnetic assemblyUNIVERSAL LIGHTING TECH INC·Filed 2014·Granted Oct 10, 2017·6 cites·14 claims
- 1185US9648678B1LED driver circuit with dimming control and programming interfacesUNIVERSAL LIGHTING TECH INC·Filed 2015·Granted May 9, 2017·5 cites·18 claims
- 1285US7394204B1Zero crossing detection of line voltage/current of variable amplitudeUNIVERSAL LIGHTING TECH INC·Filed 2006·Granted Jul 1, 2008·17 cites·22 claims
- 1384US7800928B1Method of operating a resonant inverter using zero current switching and arbitrary frequency pulse width modulationUNIVERSAL LIGHTING TECH INC·Filed 2007·Granted Sep 21, 2010·22 cites·19 claims
- 1483US10595383B1Device and method for programming or configuring of NFC equipped LED driverUNIVERSAL LIGHTING TECH INC·Filed 2019·Granted Mar 17, 2020·4 cites·18 claims
- 1581US10588205B1Isolated digital control device for LED driver using NFC technologyUNIVERSAL LIGHTING TECH INC·Filed 2019·Granted Mar 10, 2020·4 cites·16 claims
- 1679US9295145B1Multifunction magnetic device with multiple cores and coilsUNIVERSAL LIGHTING TECH INC·Filed 2014·Granted Mar 22, 2016·4 cites·8 claims
- 1779US9237625B1Driver circuit with a common interface for negative temperature coefficient resistor and bi-metallic strip temperature sensingUNIVERSAL LIGHTING TECH INC·Filed 2013·Granted Jan 12, 2016·7 cites·18 claims
- 1879US7239094B2Electronic ballast with adaptive lamp preheat and ignitionUNIVERSAL LIGHTING TECH INC·Filed 2004·Granted Jul 3, 2007·22 cites·9 claims
- 1978US10264641B1Lighting system and method for dynamically regulating driven current to an analog or digital dimming interfaceUNIVERSAL LIGHTING TECH INC·Filed 2017·Granted Apr 16, 2019·3 cites·20 claims
- 2077US9307623B1Method to control striations in a lamp powered by an electronic ballastUNIVERSAL LIGHTING TECH INC·Filed 2014·Granted Apr 5, 2016·4 cites·18 claims
- 2172US9680244B1Header apparatus for providing electrical connection to a printed circuit board, and daughter card and circuit assembly incorporating the header apparatusUNIVERSAL LIGHTING TECH INC·Filed 2015·Granted Jun 13, 2017·3 cites·17 claims
- 2271US9978496B1Stacked magnetic assemblyUNIVERSAL LIGHTING TECH INC·Filed 2017·Granted May 22, 2018·1 cites·20 claims
- 2369US8405488B1System and method for encoding ballast control signalsJACOBS HENRY·Filed 2009·Granted Mar 26, 2013·5 cites·20 claims
- 2466US9629206B1Reducing output ripple current and protecting inverter switches during non-zero voltage switching for isolated buck convertersMAYS II STEPHEN D·Filed 2012·Granted Apr 18, 2017·2 cites·20 claims
- 2565US8928250B2Method and circuit for LED load managmentUNIVERSAL LIGHTING TECH INC·Filed 2013·Granted Jan 6, 2015·1 cites·20 claims
- 2665US8581497B1Electronic ballast circuit and method for detecting removal of parallel connected lamp filaments in low level dimmingXIONG WEI·Filed 2011·Granted Nov 12, 2013·1 cites·20 claims
- 2764US7098607B2Electronic ballast with lossless snubber capacitor circuitUNIVERSAL LIGHTING TECH INC·Filed 2004·Granted Aug 29, 2006·7 cites·20 claims
- 2863US9363862B1Automatic current and reference gain control for wide range current controlUNIVERSAL LIGHTING TECH INC·Filed 2013·Granted Jun 7, 2016·1 cites·13 claims
- 2963US8896213B1Adaptive lamp warm up control for dimming ballast based on lamp impedance sensingXIONG WEI·Filed 2012·Granted Nov 25, 2014·1 cites·18 claims
- 3063US8536801B1System and method for individually modulating an array of light emitting devicesDERNOVSEK JOHN JAY·Filed 2010·Granted Sep 17, 2013·2 cites·14 claims
- 3155US7098606B2Electronic ballast with open circuit voltage control and cable compensationUNIVERSAL LIGHTING TECH INC·Filed 2004·Granted Aug 29, 2006·5 cites·20 claims
- 3253US10930424B1Low profile inductorUNIVERSAL LIGHTING TECH INC·Filed 2017·Granted Feb 23, 2021·0 cites·16 claims
- 3352US7098608B2Lossless circuit for sampling of lamp voltageUNIVERSAL LIGHTING TECH INC·Filed 2004·Granted Aug 29, 2006·4 cites·20 claims
- 3448US9055651B1Circuit and method for monitoring and reporting the remaining useful life of an LED moduleUNIVERSAL LIGHTING TECH INC·Filed 2013·Granted Jun 9, 2015·0 cites·17 claims
- 3545US9583852B1PCB holder having a leg with a passageway with a conductive pin therein to electrically connect two PCBsUNIVERSAL LIGHTING TECH INC·Filed 2015·Granted Feb 28, 2017·0 cites·20 claims
- 3643US7132803B2High efficiency 4-lamp instant start ballastUNIVERSAL LIGHTING TECH INC·Filed 2004·Granted Nov 7, 2006·3 cites·17 claims
- 3730US4922525APaystation theft inhibiting circuitPALCO TELECOM INC·Filed 1989·Granted May 1, 1990·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →