Inventor · disambiguated record
Sarath D. Gunapala
Also filed as: GUNAPALA SARATH · GUNAPALA SARATH D · LIU JOHN K
30 granted patents·2 pending applications·470 citations·filing 1996–2022
97Inventor score
Top patents by PatentIndex Score
32 records- 0195US7737411B2nBn and pBp infrared detectors with graded barrier layer, graded absorption layer, or chirped strained layer super lattice absorption layerCALIFORNIA INST OF TECHN·Filed 2008·Granted Jun 15, 2010·34 cites·12 claims
- 0294US8217480B2Barrier infrared detectorTING DAVID Z·Filed 2011·Granted Jul 10, 2012·28 cites·20 claims
- 0393US8368051B2Complementary barrier infrared detector (CBIRD)CALIFORNIA INST OF TECHN·Filed 2009·Granted Feb 5, 2013·22 cites·15 claims
- 0492US9799785B1Unipolar barrier dual-band infrared detectorsCALIFORNIA INST OF TECHN·Filed 2016·Granted Oct 24, 2017·11 cites·17 claims
- 0592US8928029B2Single-band and dual-band infrared detectorsCALIFORNIA INST OF TECHN·Filed 2012·Granted Jan 6, 2015·9 cites·10 claims
- 0689US6423980B1Multi-directional radiation coupling in quantum-well infrared photodetectorsCALIFORNIA INST OF TECHN·Filed 2000·Granted Jul 23, 2002·53 cites·21 claims
- 0788US9214581B2Barrier infrared detectors on lattice mismatch substratesCALIFORNIA INST OF TECHN·Filed 2014·Granted Dec 15, 2015·9 cites·16 claims
- 0885US6184538B1Dual-band quantum-well infrared sensing array having commonly biased contact layersCALIFORNIA INST OF TECHN·Filed 1998·Granted Feb 6, 2001·78 cites·20 claims
- 0983US10872987B2Enhanced quantum efficiency barrier infrared detectorsCALIFORNIA INST OF TECHN·Filed 2016·Granted Dec 22, 2020·2 cites·17 claims
- 1082US7745815B2Polarization-sensitive quantum well infrared photodetector focal plane arrayCALIFORNIA INST OF TECHN·Filed 2007·Granted Jun 29, 2010·6 cites·19 claims
- 1181US9647164B2Single-band and dual-band infrared detectorsCALIFORNIA INST OF TECHN·Filed 2014·Granted May 9, 2017·3 cites·9 claims
- 1280US9831372B2P-compensated and P-doped superlattice infrared detectorsCALIFORNIA INST OF TECHN·Filed 2016·Granted Nov 28, 2017·3 cites·14 claims
- 1379US7599061B1Ultra compact spectrometer apparatus and method using photonic crystalsNASA·Filed 2005·Granted Oct 6, 2009·10 cites·11 claims
- 1476US6521967B1Three color quantum well infrared photodetector focal plane arrayCALIFORNIA INST OF TECHN·Filed 2000·Granted Feb 18, 2003·22 cites·7 claims
- 1575US8928036B2High operating temperature barrier infrared detector with tailorable cutoff wavelengthTING DAVID Z·Filed 2009·Granted Jan 6, 2015·7 cites·29 claims
- 1674US7129104B2Wavelength-insensitive radiation coupling for multi-quantum well sensor based on intersubband absorptionCALIFORNIA INST OF TECHN·Filed 2003·Granted Oct 31, 2006·15 cites·3 claims
- 1773US6734452B2Infrared radiation-detecting deviceCALIFORNIA INST OF TECHN·Filed 2001·Granted May 11, 2004·15 cites·38 claims
- 1870US6642537B1Dual band QWIP focal plane arrayCALIFORNIA INST OF TECHN·Filed 1997·Granted Nov 4, 2003·33 cites·1 claims
- 1969US6580089B2Multi-quantum-well infrared sensor array in spatially-separated multi-band configurationCALIFORNIA INST OF TECHN·Filed 2001·Granted Jun 17, 2003·15 cites·13 claims
- 2063US12300712B2Barrier infrared detector architecture for focal plane arraysCALIFORNIA INST OF TECHN·Filed 2022·Granted May 13, 2025·0 cites·20 claims
- 2162US6674091B2Multi-quantum-well detector for low-background applicationsCALIFORNIA INST OF TECHN·Filed 2001·Granted Jan 6, 2004·12 cites·11 claims
- 2260US9466741B2Digital alloy absorber for photodetectorsHILL CORY J·Filed 2009·Granted Oct 11, 2016·1 cites·20 claims
- 2360US7211820B2Quantum well sensor having spatially separated sensing columnsCALIFORNIA INST OF TECHN·Filed 2001·Granted May 1, 2007·7 cites·11 claims
- 2458US6967345B1Dual band QWIP focal plane arrayCALIFORNIA INST OF TECHN·Filed 1999·Granted Nov 22, 2005·19 cites·15 claims
- 2558US6211529B1Infrared radiation-detecting deviceCALIFORNIA INST OF TECHN·Filed 1997·Granted Apr 3, 2001·19 cites·32 claims
- 2651US6545289B1Wavelength-insensitive radiation coupling for multi-quantum well sensor based on intersubband absorptionCALIFORNIA INST OF TECHN·Filed 1999·Granted Apr 8, 2003·13 cites·8 claims
- 2745US8600483B2Mobile in vivo infra red data collection and diagnoses comparison systemMINTZ FREDERICK W·Filed 2008·Granted Dec 3, 2013·1 cites·18 claims
- 2844US6271537B1Slotted quantum well sensorCALIFORNIA INST OF TECHN·Filed 1999·Granted Aug 7, 2001·9 cites·13 claims
- 2944US2011176577A1Superpixel multi-waveband photodetector array for remote temperature measurementCALIFORNIA INST OF TECHN·Filed 2009·Application pending·0 cites
- 3043US6965152B1Broad-band quantum well infrared photodetectorsCALIFORNIA INST OF TECHN·Filed 1998·Granted Nov 15, 2005·10 cites·33 claims
- 3142US2008144885A1Threat Detection Based on Radiation ContrastZUCHERMAN MARK·Filed 2007·Application pending·0 cites
- 3233US5648297ALong-wavelength PTSI infrared detectors and method of fabrication thereofUS ARMY·Filed 1996·Granted Jul 15, 1997·4 cites·12 claims
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