Inventor · disambiguated record
David J. Knapp
Also filed as: KNAPP DAVID · KNAPP DAVID J · KNAPP DAVID JAMES
113 granted patents·12 pending applications·2,677 citations·filing 1984–2025
99Inventor score
Top patents by PatentIndex Score
125 records- 0199US8179787B2Fault tolerant network utilizing bi-directional point-to-point communications links between nodesKNAPP DAVID J·Filed 2009·Granted May 15, 2012·191 cites·21 claims
- 0298US9769899B2Illumination device and age compensation methodKETRA INC·Filed 2014·Granted Sep 19, 2017·58 cites·20 claims
- 0398US9736895B1Color mixing optics for LED illumination deviceKETRA INC·Filed 2014·Granted Aug 15, 2017·58 cites·10 claims
- 0498US9578724B1Illumination device and method for avoiding flickerKETRA INC·Filed 2013·Granted Feb 21, 2017·54 cites·21 claims
- 0598US9485813B1Illumination device and method for avoiding an over-power or over-current condition in a power converterKETRA INC·Filed 2015·Granted Nov 1, 2016·70 cites·21 claims
- 0698US9392663B2Illumination device and method for controlling an illumination device over changes in drive current and temperatureKETRA INC·Filed 2014·Granted Jul 12, 2016·82 cites·39 claims
- 0798US9386668B2Lighting control systemKETRA INC·Filed 2014·Granted Jul 5, 2016·81 cites·26 claims
- 0898US9295112B2Illumination devices and related systems and methodsKETRA INC·Filed 2014·Granted Mar 22, 2016·50 cites·22 claims
- 0998US8749172B2Luminance control for illumination devicesKNAPP DAVID J·Filed 2011·Granted Jun 10, 2014·72 cites·20 claims
- 1098US8521035B2Systems and methods for visible light communicationKNAPP DAVID J·Filed 2010·Granted Aug 27, 2013·113 cites·38 claims
- 1198US8471496B2LED calibration systems and related methodsKNAPP DAVID J·Filed 2010·Granted Jun 25, 2013·89 cites·91 claims
- 1297US10595372B2Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and timeLUTRON KETRA LLC·Filed 2016·Granted Mar 17, 2020·13 cites·10 claims
- 1397US9651632B1Illumination device and temperature calibration methodKETRA INC·Filed 2013·Granted May 16, 2017·48 cites·15 claims
- 1497US9237620B1Illumination device and temperature compensation methodKETRA INC·Filed 2013·Granted Jan 12, 2016·44 cites·26 claims
- 1596US9557214B2Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and timeKETRA INC·Filed 2014·Granted Jan 31, 2017·24 cites·17 claims
- 1696US9237623B1Illumination device and method for determining a maximum lumens that can be safely produced by the illumination device to achieve a target chromaticityKETRA INC·Filed 2015·Granted Jan 12, 2016·37 cites·19 claims
- 1795US10210750B2System and method of extending the communication range in a visible light communication systemLUTRON KETRA LLC·Filed 2013·Granted Feb 19, 2019·19 cites·29 claims
- 1895US9848482B2Intelligent illumination deviceKETRA INC·Filed 2016·Granted Dec 19, 2017·15 cites·10 claims
- 1995US9360174B2Linear LED illumination device with improved color mixingKETRA INC·Filed 2013·Granted Jun 7, 2016·30 cites·14 claims
- 2095US8456092B2Broad spectrum light source calibration systems and related methodsKNAPP DAVID J·Filed 2010·Granted Jun 4, 2013·30 cites·32 claims
- 2194US9509525B2Intelligent illumination deviceKNAPP DAVID J·Filed 2010·Granted Nov 29, 2016·14 cites·54 claims
- 2294US8773336B2Illumination devices and related systems and methodsKNAPP DAVID J·Filed 2010·Granted Jul 8, 2014·21 cites·54 claims
- 2394US7106224B2Communication system and method for sample rate converting data onto or from a network using a high speed frequency comparison techniqueSTANDARD MICROSYST SMC·Filed 2002·Granted Sep 12, 2006·80 cites·33 claims
- 2493US7304296B2Optical fiber assembly wrapped across gimbal axesRAYTHEON CO·Filed 2005·Granted Dec 4, 2007·47 cites·11 claims
- 2593US7135189B2Compositions and techniques for localized therapyBOSTON SCIENT SCIMED INC·Filed 2001·Granted Nov 14, 2006·46 cites·22 claims
- 2693US6005904APhase-locked loop with protected output during instances when the phase-locked loop is unlockedOASIS DESIGN INC·Filed 1997·Granted Dec 21, 1999·103 cites·15 claims
- 2793US4746899AMethod for reducing effects of electrical noise in an analog-to-digital converterCRYSTAL SEMICONDUCTOR CORP·Filed 1986·Granted May 24, 1988·83 cites·4 claims
- 2892US10302276B2Color mixing optics having an exit lens comprising an array of lenslets on an interior and exterior side thereofLUTRON KETRA LLC·Filed 2017·Granted May 28, 2019·6 cites·7 claims
- 2992US9736903B2Illumination device and method for calibrating and controlling an illumination device comprising a phosphor converted LEDKETRA INC·Filed 2014·Granted Aug 15, 2017·16 cites·29 claims
- 3092US9237612B1Illumination device and method for determining a target lumens that can be safely produced by an illumination device at a present temperatureKETRA INC·Filed 2015·Granted Jan 12, 2016·13 cites·24 claims
- 3191US10847026B2Visible light communication system and methodLUTRON KETRA LLC·Filed 2018·Granted Nov 24, 2020·5 cites·17 claims
- 3290US12292184B2Color mixing optics for LED illumination deviceLUTRON TECH CO LLC·Filed 2024·Granted May 6, 2025·0 cites·20 claims
- 3390US9668314B2Linear LED illumination device with improved color mixingKETRA INC·Filed 2016·Granted May 30, 2017·7 cites·5 claims
- 3490US8886047B2Optical communication device, method and systemKNAPP DAVID J·Filed 2009·Granted Nov 11, 2014·16 cites·24 claims
- 3590US8674913B2LED transceiver front end circuitry and related methodsKNAPP DAVID J·Filed 2010·Granted Mar 18, 2014·14 cites·34 claims
- 3690US7283564B2Communication system and method for sending asynchronous data and/or isochronous streaming data across a synchronous network within a frame segment using a coding violation to signify at least the beginning of a data transferSTANDARD MICROSYST SMC·Filed 2002·Granted Oct 16, 2007·30 cites·32 claims
- 3789US7947299B2Compositions and techniques for localized therapyBOSTON SCIENT SCIMED INC·Filed 2006·Granted May 24, 2011·17 cites·25 claims
- 3889US7667190B2Optical fiber assembly wrapped across roll-nod gimbal axes in a DIRCM systemRAYTHEON CO·Filed 2007·Granted Feb 23, 2010·30 cites·16 claims
- 3989US6263714B1Periodic gauge deviation compensation systemTELEPRO INC·Filed 1999·Granted Jul 24, 2001·35 cites·15 claims
- 4089US2024341019A1-SIllumination Device and Method for Calibrating an Illumination Device Over Changes in Temperature, Drive Current, and TimeLUTRON TECH CO LLC·Filed 2024·Application pending·0 cites
- 4189US2025384765A1Visible Light Communication System And MethodLUTRON TECH CO LLC·Filed 2025·Application pending·0 cites
- 4288US9276766B2Display calibration systems and related methodsKNAPP DAVID J·Filed 2010·Granted Mar 1, 2016·11 cites·44 claims
- 4387US6344937B1Beam steering optical arrangement using Risley prisms with surface contours for aberration correctionRAYTHEON CO·Filed 1999·Granted Feb 5, 2002·89 cites·26 claims
- 4486US6871817B1System containing an anamorphic optical system with window, optical corrector, and sensorRAYTHEON CO·Filed 2003·Granted Mar 29, 2005·31 cites·18 claims
- 4585US12052807B2Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and timeLUTRON TECH CO LLC·Filed 2023·Granted Jul 30, 2024·0 cites·18 claims
- 4685US6470486B1Method for delay-optimizing technology mapping of digital logicGET2CHIP·Filed 2000·Granted Oct 22, 2002·57 cites·4 claims
- 4784US6992275B1Night vision apparatusRAYTHEON CO·Filed 2004·Granted Jan 31, 2006·27 cites·21 claims
- 4883USRE50468EIntelligent illumination deviceLUTRON TECH CO LLC·Filed 2019·Granted Jun 24, 2025·2 cites·17 claims
- 4983US7174835B1Covert tracer roundRAYTHEON CO·Filed 2005·Granted Feb 13, 2007·14 cites·8 claims
- 5083US6880467B1Covert tracer roundRAYTHEON CO·Filed 2002·Granted Apr 19, 2005·24 cites·17 claims
Showing the top 50 of 125 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →