Inventor · disambiguated record
Robert Armitage
Also filed as: ARMITAGE ROBERT · ARMITAGE ROBERT D · ARMITAGE ROBERT DAVID
23 granted patents·12 pending applications·111 citations·filing 2003–2024
94Inventor score
Top patents by PatentIndex Score
35 records- 0198US11631786B2III-nitride multi-wavelength LED arrays with etch stop layerLUMILEDS LLC·Filed 2021·Granted Apr 18, 2023·7 cites·16 claims
- 0298US11081622B2III-nitride multi-wavelength LED for visible light communicationLUMILEDS LLC·Filed 2020·Granted Aug 3, 2021·9 cites·20 claims
- 0397US11600656B2Light emitting diode deviceLUMILEDS LLC·Filed 2021·Granted Mar 7, 2023·4 cites·19 claims
- 0497US11594572B2III-nitride multi-wavelength LED for visible light communicationLUMILEDS LLC·Filed 2021·Granted Feb 28, 2023·4 cites·19 claims
- 0597US11476386B2Light emitting diode deviceLUMILEDS LLC·Filed 2021·Granted Oct 18, 2022·5 cites·21 claims
- 0696US11404473B2III-nitride multi-wavelength LED arraysLUMILEDS LLC·Filed 2019·Granted Aug 2, 2022·7 cites·20 claims
- 0796US10804429B2III-nitride multi-wavelength LED for visible light communicationLUMILEDS LLC·Filed 2018·Granted Oct 13, 2020·20 cites·21 claims
- 0894US11626538B2Light emitting diode device with tunable emissionLUMILEDS LLC·Filed 2021·Granted Apr 11, 2023·2 cites·11 claims
- 0992US11923398B2III-nitride multi-wavelength LED arraysLUMILEDS LLC·Filed 2020·Granted Mar 5, 2024·2 cites·18 claims
- 1090US11211527B2Light emitting diode (LED) devices with high density texturesLUMILEDS LLC·Filed 2019·Granted Dec 28, 2021·6 cites·17 claims
- 1187US10868213B2LED utilizing internal color conversion with light extraction enhancementsLUMILEDS LLC·Filed 2018·Granted Dec 15, 2020·2 cites·21 claims
- 1287US8390023B2Sapphire substrate, nitride semiconductor luminescent element using the sapphire substrate, and method for manufacturing the nitride semiconductor luminescent elementARMITAGE ROBERT DAVID·Filed 2007·Granted Mar 5, 2013·14 cites·2 claims
- 1383US6929867B2Hafnium nitride buffer layers for growth of GaN on siliconUNIV CALIFORNIA·Filed 2003·Granted Aug 16, 2005·23 cites·7 claims
- 1480US11777061B2Light emitting diode device with tunable emissionLUMILEDS LLC·Filed 2023·Granted Oct 3, 2023·0 cites·19 claims
- 1579US11923402B2Light emitting diode deviceLUMILEDS LLC·Filed 2023·Granted Mar 5, 2024·0 cites·20 claims
- 1678US11961941B2III-nitride multi-wavelength LED arrays with etch stop layerLUMILEDS LLC·Filed 2023·Granted Apr 16, 2024·0 cites·20 claims
- 1775US11264530B2Light emitting diode (LED) devices with nucleation layerLUMILEDS LLC·Filed 2019·Granted Mar 1, 2022·1 cites·13 claims
- 1874US11923401B2III-nitride multi-wavelength LED arraysLUMILEDS LLC·Filed 2022·Granted Mar 5, 2024·0 cites·12 claims
- 1972US8263990B2Compound semiconductor light-emitting element and illumination device using the same, and method for manufacturing compound semiconductor light-emitting elementARMITAGE ROBERT DAVID·Filed 2009·Granted Sep 11, 2012·4 cites·16 claims
- 2068US11677043B2Light emitting diode deviceLUMILEDS LLC·Filed 2022·Granted Jun 13, 2023·0 cites·16 claims
- 2164US2022085236A1Light Emitting Diode (LED) Devices With Nucleation LayerLUMILEDS LLC·Filed 2021·Application pending·0 cites
- 2261US8247791B2Compound semiconductor light emitting element, illuminating apparatus using compound semiconductor light emitting element, and method for manufacturing compound semiconductor light emitting elementARMITAGE ROBERT DAVID·Filed 2009·Granted Aug 21, 2012·1 cites·10 claims
- 2358US2025169250A1Light-emitting diode with spectrally selective optical elementLUMILEDS LLC·Filed 2023·Application pending·0 cites
- 2458US2025393342A1Polychromatic multi-junction ledLUMILEDS LLC·Filed 2024·Application pending·0 cites
- 2557US2023420426A1Compact arrays of color-tunable pixelsLUMILEDS LLC·Filed 2023·Application pending·0 cites
- 2657US2023420627A1Compact arrays of color-tunable pixels having two p-n junctionsLUMILEDS LLC·Filed 2023·Application pending·0 cites
- 2757US2023420599A1High flux led with low operating voltage utilizing two p-n junctions connected in parallel and having one tunnel junctionLUMILEDS LLC·Filed 2023·Application pending·0 cites
- 2857US2023420607A1High flux led with low operating voltageLUMILEDS LLC·Filed 2023·Application pending·0 cites
- 2957US2025323224A1Polychromic led stackLUMILEDS LLC·Filed 2024·Application pending·0 cites
- 3056US2024297267A1Red LED With Low Forward Voltage, High Wall Plug Efficiency, And High Operating Current DensityLUMILEDS LLC·Filed 2022·Application pending·0 cites
- 3156US2024297270A1Green LED With Current-Invariant Emission WavelengthLUMILEDS LLC·Filed 2022·Application pending·0 cites
- 3255US12408481B2Light emitting diode (LED) devices with nucleation layerLUMILEDS LLC·Filed 2022·Granted Sep 2, 2025·0 cites·21 claims
- 3353US8436335B2Detecting element, detecting device, and oxygen concentration test deviceARMITAGE ROBERT DAVID·Filed 2009·Granted May 7, 2013·0 cites·12 claims
- 3449US2023138761A1Color LEDS With Integrated Optical Filtering ElementsLUMILEDS LLC·Filed 2021·Application pending·0 cites
- 3547US2005218411A1Hafnium nitride buffer layers for growth of GaN on siliconARMITAGE ROBERT D·Filed 2005·Application pending·0 cites
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