Inventor · disambiguated record
Fengnian Xia
Also filed as: XIA FENGNIAN
30 granted patents·4 pending applications·516 citations·filing 2002–2023
97Inventor score
Top patents by PatentIndex Score
34 records- 0198US7790495B2Optoelectronic device with germanium photodetectorIBM·Filed 2007·Granted Sep 7, 2010·81 cites·10 claims
- 0297US8805148B2Generation of terahertz electromagnetic waves in graphene by coherent photon-mixingAVOURIS PHAEDON·Filed 2011·Granted Aug 12, 2014·28 cites·22 claims
- 0397US8610617B1Graphene based structures and methods for broadband electromagnetic radiation absorption at the microwave and terahertz frequenciesAVOURIS PHAEDON·Filed 2012·Granted Dec 17, 2013·37 cites·4 claims
- 0497US6795622B2Photonic integrated circuitsTRUSTESS OF PRINCETON UNIVERSI·Filed 2002·Granted Sep 21, 2004·122 cites·45 claims
- 0595US9174413B2Graphene based structures and methods for shielding electromagnetic radiationAVOURIS PHAEDON·Filed 2012·Granted Nov 3, 2015·14 cites·6 claims
- 0695US7515793B2Waveguide photodetectorIBM·Filed 2006·Granted Apr 7, 2009·50 cites·15 claims
- 0794US8987740B2Graphene photodetectorIBM·Filed 2013·Granted Mar 24, 2015·12 cites·9 claims
- 0894US8901689B1Graphene photodetectorIBM·Filed 2013·Granted Dec 2, 2014·12 cites·11 claims
- 0994US8053782B2Single and few-layer graphene based photodetecting devicesIBM·Filed 2009·Granted Nov 8, 2011·32 cites·20 claims
- 1094US7999344B2Optoelectronic device with germanium photodetectorIBM·Filed 2010·Granted Aug 16, 2011·17 cites·14 claims
- 1193US8895417B2Reducing contact resistance for field-effect transistor devicesAFZALI-ARDAKANI ALI·Filed 2011·Granted Nov 25, 2014·17 cites·21 claims
- 1293US8378465B2Method and apparatus for optical modulationIBM·Filed 2011·Granted Feb 19, 2013·8 cites·20 claims
- 1391US9215835B2Graphene based structures and methods for shielding electromagnetic radiationIBM·Filed 2015·Granted Dec 15, 2015·3 cites·8 claims
- 1490US9174414B2Graphene based structures and methods for shielding electromagnetic radiationAVOURIS PHAEDON·Filed 2012·Granted Nov 3, 2015·10 cites·12 claims
- 1590US7880201B2Optical modulator using a serpentine dielectric layer between silicon layersIBM·Filed 2006·Granted Feb 1, 2011·14 cites·16 claims
- 1689US10157338B2Graphene-based micro-scale identification systemIBM·Filed 2016·Granted Dec 18, 2018·2 cites·18 claims
- 1788US10636654B2Wafer-scale synthesis of large-area black phosphorus material heterostructuresUNIV YALE·Filed 2018·Granted Apr 28, 2020·2 cites·25 claims
- 1888US7333689B2Photonic integrated devices having reduced absorption lossUNIV PRINCETON·Filed 2005·Granted Feb 19, 2008·11 cites·17 claims
- 1985US9455372B2Method and apparatus for optical modulationGLOBALFOUNDRIES INC·Filed 2013·Granted Sep 27, 2016·3 cites·20 claims
- 2085US7373048B2Polarization insensitive semiconductor optical amplifierUNIV PRINCETON·Filed 2005·Granted May 13, 2008·9 cites·32 claims
- 2184US8232516B2Avalanche impact ionization amplification devicesASSEFA SOLOMON·Filed 2009·Granted Jul 31, 2012·5 cites·20 claims
- 2282US8614141B2Utilization of organic buffer layer to fabricate high performance carbon nanoelectronic devicesAVOURIS PHAEDON·Filed 2012·Granted Dec 24, 2013·5 cites·7 claims
- 2379US8139904B2Method and apparatus for implementing optical deflection switching using coupled resonatorsGREEN WILLIAM M·Filed 2007·Granted Mar 20, 2012·9 cites·20 claims
- 2476US9210835B2Graphene based structures and methods for shielding electromagnetic radiationIBM·Filed 2015·Granted Dec 8, 2015·2 cites·4 claims
- 2576US8614435B2Utilization of organic buffer layer to fabricate high performance carbon nanoelectronic devicesAVOURIS PHAEDON·Filed 2009·Granted Dec 24, 2013·5 cites·8 claims
- 2675US10430700B1Graphene-based micro-scale identification systemIBM·Filed 2018·Granted Oct 1, 2019·0 cites·17 claims
- 2771US7684666B2Method and apparatus for tuning an optical delay lineIBM·Filed 2006·Granted Mar 23, 2010·5 cites·20 claims
- 2869US8541734B2Avalanche impact ionization amplification devicesASSEFA SOLOMON·Filed 2012·Granted Sep 24, 2013·0 cites·19 claims
- 2968US9413075B2Graphene based structures and methods for broadband electromagnetic radiation absorption at the microwave and terahertz frequenciesAVOURIS PHAEDON·Filed 2012·Granted Aug 9, 2016·1 cites·6 claims
- 3068US8395103B2Avalanche impact ionization amplification devicesASSEFA SOLOMON·Filed 2012·Granted Mar 12, 2013·0 cites·20 claims
- 3158US2025271303A1Intelligent sensing enabled by tunable moiré geometry and tunable quantum geometryUNIV TEXAS·Filed 2023·Application pending·0 cites
- 3256US2025246699A1Spectroscopic sensors and methods of using the sameUNIV BAR ILAN·Filed 2023·Application pending·0 cites
- 3351US2024213392A1On-chip spectrometer with tunable photodetection layerUNIV BAR ILAN·Filed 2022·Application pending·0 cites
- 3444US2021389183A1High-speed ultrathin silicon-on-insulator infrared bolometers and imagersUNIV YALE·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →