Inventor · disambiguated record
Frank M. Steranka
Also filed as: KEUPER MATTHIJS H · STERANKA FRANK · STERANKA FRANK M · STERANKA FRANK MICHAEL
46 granted patents·6 pending applications·2,502 citations·filing 1987–2025
99Inventor score
Files withSORAA INC9LUMILEDS LIGHTING LLC8PHILIPS LUMILEDS LIGHTING CO8HEWLETT PACKARD CO6CAMRAS MICHAEL D4
Top patents by PatentIndex Score
52 records- 0199US6784463B2III-Phospide and III-Arsenide flip chip light-emitting devicesLUMILEDS LIGHTING LLC·Filed 2002·Granted Aug 31, 2004·453 cites·56 claims
- 0298US5376580AWafer bonding of light emitting diode layersHEWLETT PACKARD CO·Filed 1993·Granted Dec 27, 1994·537 cites·29 claims
- 0397US9419189B1Small LED source with high brightness and high efficiencySORAA INC·Filed 2014·Granted Aug 16, 2016·21 cites·20 claims
- 0497US8905588B2System and method for providing color light sources in proximity to predetermined wavelength conversion structuresSORAA INC·Filed 2014·Granted Dec 9, 2014·27 cites·20 claims
- 0597US7009213B2Light emitting devices with improved light extraction efficiencyLUMILEDS LIGHTING LLC·Filed 2003·Granted Mar 7, 2006·167 cites·18 claims
- 0697US5502316AWafer bonding of light emitting diode layersHEWLETT PACKARD CO·Filed 1995·Granted Mar 26, 1996·262 cites·16 claims
- 0796US10312422B2Light emitting devices with optical elements and bonding layersLUMILEDS LLC·Filed 2017·Granted Jun 4, 2019·9 cites·26 claims
- 0896US8740413B1System and method for providing color light sources in proximity to predetermined wavelength conversion structuresKRAMES MICHAEL·Filed 2011·Granted Jun 3, 2014·45 cites·31 claims
- 0996US7462502B2Color control by alteration of wavelength converting elementPHILIPS LUMILEDS LIGHTING CO·Filed 2006·Granted Dec 9, 2008·51 cites·23 claims
- 1095US7902566B2Color control by alteration of wavelength converting elementKONINKL PHILIPS ELECTRONICS NV·Filed 2008·Granted Mar 8, 2011·31 cites·18 claims
- 1195US7276737B2Light emitting devices with improved light extraction efficiencyPHILIPS LUMILEDS LIGHTING CO·Filed 2006·Granted Oct 2, 2007·32 cites·17 claims
- 1294US8896235B1High temperature LED system using an AC power sourceSORAA INC·Filed 2013·Granted Nov 25, 2014·23 cites·20 claims
- 1394US8884517B1Illumination sources with thermally-isolated electronicsSHUM FRANK TIN CHUNG·Filed 2011·Granted Nov 11, 2014·21 cites·22 claims
- 1494US8541951B1High temperature LED system using an AC power sourceSHUM FRANK TIN CHUNG·Filed 2011·Granted Sep 24, 2013·32 cites·20 claims
- 1594US7244630B2A1InGaP LED having reduced temperature dependencePHILIPS LUMILEDS LIGHTING CO·Filed 2005·Granted Jul 17, 2007·25 cites·5 claims
- 1694US6946309B2III-Phosphide and III-Arsenide flip chip light-emitting devicesLUMILEDS LIGHTING LLC·Filed 2004·Granted Sep 20, 2005·67 cites·5 claims
- 1794US6730940B1Enhanced brightness light emitting device spot emitterLUMILEDS LIGHTING LLC·Filed 2002·Granted May 4, 2004·123 cites·21 claims
- 1893US10147850B1System and method for providing color light sources in proximity to predetermined wavelength conversion structuresSORAA INC·Filed 2014·Granted Dec 4, 2018·12 cites·23 claims
- 1993US7053419B1Light emitting diodes with improved light extraction efficiencyLUMILEDS LIGHTING LLC·Filed 2000·Granted May 30, 2006·129 cites·14 claims
- 2092US8067254B2Common optical element for an array of phosphor converted light emitting devicesCAMRAS MICHAEL D·Filed 2010·Granted Nov 29, 2011·13 cites·12 claims
- 2191US7625104B2Light emitting diode for mounting to a heat sinkPHILIPS LUMILEDS LIGHTING CO·Filed 2007·Granted Dec 1, 2009·68 cites·33 claims
- 2291US7064355B2Light emitting diodes with improved light extraction efficiencyLUMILEDS LIGHTING LLC·Filed 2001·Granted Jun 20, 2006·94 cites·64 claims
- 2390US7419839B2Bonding an optical element to a light emitting devicePHILIPS LUMILEDS LIGHTING CO·Filed 2004·Granted Sep 2, 2008·47 cites·37 claims
- 2489US6969946B2Enhanced brightness light emitting device spot emitterLUMILEDS LIGHTING LLC·Filed 2003·Granted Nov 29, 2005·67 cites·10 claims
- 2588US8846423B2Bonding an optical element to a light emitting deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2013·Granted Sep 30, 2014·6 cites·13 claims
- 2685US9761763B2Dense-luminescent-materials-coated violet LEDsSORAA INC·Filed 2013·Granted Sep 12, 2017·10 cites·15 claims
- 2784US4920404ALow stress light-emitting diode mounting packageHEWLETT PACKARD CO·Filed 1989·Granted Apr 24, 1990·63 cites·30 claims
- 2881US9583683B2Light emitting devices with optical elements and bonding layersLUMILEDS LLC·Filed 2013·Granted Feb 28, 2017·2 cites·13 claims
- 2977US9431585B2Wavelength converted light emitting deviceCAMRAS MICHAEL DAVID·Filed 2011·Granted Aug 30, 2016·5 cites·15 claims
- 3077US7279345B2Method of forming light emitting devices with improved light extraction efficiencyPHILIPS LUMILEDS LIGHTING CO·Filed 2004·Granted Oct 9, 2007·17 cites·37 claims
- 3176US8628985B2Light emitting devices with improved light extraction efficiencyCAMRAS MICHAEL D·Filed 2011·Granted Jan 14, 2014·1 cites·12 claims
- 3274US12369438B2System and method for providing color light sources in proximity to predetermined wavelength conversion structuresKORRUS INC·Filed 2022·Granted Jul 22, 2025·0 cites·12 claims
- 3373US2025176326A1System and method for providing color light sources in proximity to predetermined wavelength conversion structuresKORRUS INC·Filed 2025·Application pending·0 cites
- 3472US11171265B2Light emitting device having an optically pumped semiconductor wavelength converting elementLUMILEDS LLC·Filed 2019·Granted Nov 9, 2021·1 cites·20 claims
- 3571US8202742B2Color control by alteration of wavelength converting elementPAOLINI STEVEN·Filed 2011·Granted Jun 19, 2012·2 cites·20 claims
- 3670US8049234B2Light emitting devices with improved light extraction efficiencyPHILIPS LUMILEDS LIGHTING CO·Filed 2007·Granted Nov 1, 2011·2 cites·39 claims
- 3767US8748912B2Common optical element for an array of phosphor converted light emitting devicesCAMRAS MICHAEL D·Filed 2011·Granted Jun 10, 2014·1 cites·18 claims
- 3866US4864369AP-side up double heterojunction AlGaAs light-emitting diodeHEWLETT PACKARD CO·Filed 1988·Granted Sep 5, 1989·22 cites·7 claims
- 3965US8486725B2Color control by alteration of wavelenght converting elementPAOLINI STEVEN·Filed 2012·Granted Jul 16, 2013·1 cites·13 claims
- 4062US10529902B2Small LED source with high brightness and high efficiencySORAA INC·Filed 2018·Granted Jan 7, 2020·0 cites·20 claims
- 4161US7863631B2A1InGaP LED having reduced temperature dependenceKONINKL PHILIPS ELECTRONICS NV·Filed 2009·Granted Jan 4, 2011·1 cites·27 claims
- 4259US10084121B2Small LED source with high brightness and high efficiencySORAA INC·Filed 2017·Granted Sep 25, 2018·0 cites·20 claims
- 4357US8415694B2Light emitting devices with improved light extraction efficiencyCAMRAS MICHAEL D·Filed 2010·Granted Apr 9, 2013·0 cites·17 claims
- 4454US2016351761A1Small led source with high brightness and high efficiencySORAA INC·Filed 2016·Application pending·0 cites
- 4553US10490708B2Wavelength converted light emitting device including a semiconductor wavelength converting material and a ceramic phosphorLUMILEDS LLC·Filed 2016·Granted Nov 26, 2019·0 cites·13 claims
- 4653US2008186702A1Array of Light Emitting Devices to Produce a White Light SourceLUMILEDS LIGHTING LLC·Filed 2008·Application pending·0 cites
- 4752US7544525B2AllnGaP LED having reduced temperature dependencePHILIPS LUMILEDS LIGHTING CO L·Filed 2007·Granted Jun 9, 2009·0 cites·25 claims
- 4852US2008006840A1Light Emitting Devices with Improved Light Extraction EfficiencyPHILIPS LUMILEDS LIGHTING CO·Filed 2007·Application pending·0 cites
- 4950US4965223AMethod of manufacturing a partially opaque substrate red ledHEWLETT PACKARD CO·Filed 1989·Granted Oct 23, 1990·10 cites·2 claims
- 5048US2016377262A1System and method for providing color light sources in proximity to predetermined wavelength conversion structuresSORAA INC·Filed 2016·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Frank M. Steranka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →