Inventor · disambiguated record
Zhifeng Ren
Also filed as: REN ZHIFENG · REN ZHIFENG F
67 granted patents·40 pending applications·1,289 citations·filing 1999–2025
98Inventor score
Files withUNIV HOUSTON SYSTEM53TRUSTEES BOSTON COLLEGE21REN ZHIFENG7MASSACHUSETTS INST TECHNOLOGY6CHEN GANG4
Top patents by PatentIndex Score
107 records- 0197US6958216B2DNA-bridged carbon nanotube arraysTRUSTEES BOSTON COLLEGE·Filed 2002·Granted Oct 25, 2005·233 cites·42 claims
- 0296US7649665B2Apparatus and methods for optical switching using nanoscale opticsTRUSTEES BOSTON COLLEGE·Filed 2006·Granted Jan 19, 2010·59 cites·20 claims
- 0396US7442284B2Coated carbon nanotube array electrodesTRUSTEES BOSTON COLLEGE·Filed 2006·Granted Oct 28, 2008·62 cites·19 claims
- 0495US6863942B2Free-standing and aligned carbon nanotubes and synthesis thereofUNIV NEW YORK STATE RES FOUND·Filed 1999·Granted Mar 8, 2005·444 cites·24 claims
- 0594US10934475B2Surfactant for enhanced oil recoveryUNIV HOUSTON SYSTEM·Filed 2016·Granted Mar 2, 2021·10 cites·6 claims
- 0694US7943847B2Apparatus and methods for solar energy conversion using nanoscale cometal structuresTRUSTEES BOSTON COLLEGE·Filed 2006·Granted May 17, 2011·29 cites·17 claims
- 0794US7465871B2Nanocomposites with high thermoelectric figures of meritMASSACHUSETTS INST TECHNOLOGY·Filed 2004·Granted Dec 16, 2008·59 cites·116 claims
- 0894US7255846B2Methods for synthesis of semiconductor nanocrystals and thermoelectric compositionsTRUSTEES BOSTON COLLEGE·Filed 2005·Granted Aug 14, 2007·26 cites·33 claims
- 0993US11725292B2Bifunctional porous non-noble metal phosphide catalyst for overall water splitting and methods of making and using sameUNIV HOUSTON SYSTEM·Filed 2022·Granted Aug 15, 2023·1 cites·10 claims
- 1093US7754964B2Apparatus and methods for solar energy conversion using nanocoax structuresTRUSTEES BOSTON COLLEGE·Filed 2006·Granted Jul 13, 2010·30 cites·19 claims
- 1193US7589880B2Apparatus and methods for manipulating light using nanoscale cometal structuresTRUSTEES BOSTON COLLEGE·Filed 2006·Granted Sep 15, 2009·55 cites·25 claims
- 1293US7586033B2Metal-doped semiconductor nanoparticles and methods of synthesis thereofMASSACHUSETTS INST TECHNOLOGY·Filed 2005·Granted Sep 8, 2009·16 cites·8 claims
- 1391US11446600B2Detoxification device having heated filter for killing pathogensINTEGRATED VIRAL PROT SOLUTIONS LLC·Filed 2020·Granted Sep 20, 2022·6 cites·18 claims
- 1491US7634162B2Apparatus and methods for nanolithography using nanoscale opticsTRUSTEES BOSTON COLLEGE·Filed 2006·Granted Dec 15, 2009·19 cites·24 claims
- 1591US7294417B2Metal oxide nanostructures with hierarchical morphologyTRUSTEES BOSTON COLLEGE·Filed 2003·Granted Nov 13, 2007·39 cites·53 claims
- 1691US7147966B2Coated carbon nanotube array electrodesTRUSTEES BOSTON COLLEGE·Filed 2002·Granted Dec 12, 2006·74 cites·27 claims
- 1790US7591913B2Thermoelectric properties by high temperature annealingMASSACHUSETTS INST TECHNOLOGY·Filed 2005·Granted Sep 22, 2009·8 cites·23 claims
- 1888US11271193B2Synthesis of metal metaphosphate for catalysts for oxygen evolution reactionsUNIV HOUSTON SYSTEM·Filed 2018·Granted Mar 8, 2022·2 cites·24 claims
- 1984US7452452B2Carbon nanotube nanoelectrode arraysTRUSTEES BOSTON COLLEGE·Filed 2004·Granted Nov 18, 2008·33 cites·20 claims
- 2083US8580100B2Metal deposition using seed layersFENG HSIEN-PING·Filed 2011·Granted Nov 12, 2013·5 cites·15 claims
- 2183US8168879B2Solar thermoelectric conversionCHEN GANG·Filed 2009·Granted May 1, 2012·6 cites·28 claims
- 2283US2023272542A1High Performance Bifunctional Porous Non-Noble Metal Phosphide Catalyst for Overall Water SplittingUNIV HOUSTON SYSTEM·Filed 2023·Application pending·0 cites
- 2380US2025092302A1Method for reducing the viscosity of heavy oil for extraction, transport in pipes, and cleaning thereofUNIV HOUSTON SYSTEM·Filed 2024·Application pending·0 cites
- 2479US6871528B2Method of producing a branched carbon nanotube for use with an atomic force microscopeUNIV SOUTH FLORIDA·Filed 2003·Granted Mar 29, 2005·20 cites·32 claims
- 2579US2025303337A1Mobile purification device having heated filter for killing biological species, including covid-19UNIV HOUSTON SYSTEM·Filed 2025·Application pending·0 cites
- 2677US11447882B2Methods for making bifunctional porous non-noble metal phosphide catalyst for overall water splitting, electrodes for overall water splitting, and methods for electrocatalytic water splittingUNIV HOUSTON SYSTEM·Filed 2019·Granted Sep 20, 2022·0 cites·13 claims
- 2777US8865995B2Methods for high figure-of-merit in nanostructured thermoelectric materialsREN ZHIFENG·Filed 2007·Granted Oct 21, 2014·9 cites·20 claims
- 2876US12226728B2Detoxification device having heated filter for killing pathogensUNIV HOUSTON SYSTEM·Filed 2022·Granted Feb 18, 2025·0 cites·18 claims
- 2976US8698267B2Electrode and fabricating method thereofWANG YANG·Filed 2011·Granted Apr 15, 2014·1 cites·11 claims
- 3076US7623746B2Nanoscale optical microscopeTRUSTEES BOSTON COLLEGE·Filed 2006·Granted Nov 24, 2009·6 cites·20 claims
- 3174US12337271B2Mobile purification device having heated filter for killing biological species, including COVID-19INTEGRATED VIRAL PROT SOLUTIONS LLC·Filed 2023·Granted Jun 24, 2025·0 cites·20 claims
- 3274US8293168B2Nanocomposites with high thermoelectric figures of meritCHEN GANG·Filed 2008·Granted Oct 23, 2012·4 cites·10 claims
- 3373US7465494B2Density controlled carbon nanotube array electrodesTRUSTEES BOSTON COLLEGE·Filed 2003·Granted Dec 16, 2008·15 cites·74 claims
- 3473US2025186927A1Detoxification Device Having Heated Filter for Killing PathogensUNIV HOUSTON SYSTEM·Filed 2025·Application pending·0 cites
- 3571US9899117B2Metallic nanomeshUNIV HOUSTON SYSTEM·Filed 2014·Granted Feb 20, 2018·2 cites·12 claims
- 3671US9110055B2Nanoscale sensorsCAI DONG·Filed 2007·Granted Aug 18, 2015·5 cites·15 claims
- 3771US8431816B2Apparatus and methods for solar energy conversion using nanoscale cometal structuresKEMPA KRZYSZTOF J·Filed 2011·Granted Apr 30, 2013·3 cites·19 claims
- 3869US12297563B2Ultra-high ambipolar mobility cubic boron arsenideUNIV HOUSTON SYSTEM·Filed 2023·Granted May 13, 2025·0 cites·19 claims
- 3969US11692155B1Nano-micro particle fluid for cleaning dirty and greasy surfaces and pipesUNIV HOUSTON SYSTEM·Filed 2022·Granted Jul 4, 2023·0 cites·21 claims
- 4069US10008653B2NbFeSb based half-heusler thermoelectric materials and methods of fabrication and useUNIV HOUSTON SYSTEM·Filed 2015·Granted Jun 26, 2018·2 cites·33 claims
- 4168US10283690B2Formation of P-type filled skutterudite by ball-milling and thermo-mechanical processingUNIV HOUSTON SYSTEM·Filed 2018·Granted May 7, 2019·0 cites·19 claims
- 4268US9905744B2Systems and methods for the synthesis of high thermoelectric performance doped-SnTe materialsUNIV HOUSTON SYSTEM·Filed 2014·Granted Feb 27, 2018·1 cites·6 claims
- 4368US9011763B2Nanocomposites with high thermoelectric figures of meritMASSACHUSETTS INST TECHNOLOGY·Filed 2012·Granted Apr 21, 2015·1 cites·13 claims
- 4467US11785850B2ZrCoBi based half Heuslers with high thermoelectric conversion efficiencyUNIV HOUSTON SYSTEM·Filed 2022·Granted Oct 10, 2023·0 cites·17 claims
- 4567US7666051B2Device and method for achieving enhanced field emission utilizing nanostructures grown on a conductive substrateTRUSTEES BOSTON COLLEGE·Filed 2007·Granted Feb 23, 2010·1 cites·19 claims
- 4666US11365294B2Method to synthesize graphene-based amphiphilic janus nanosheetsUNIV HOUSTON SYSTEM·Filed 2018·Granted Jun 21, 2022·0 cites·20 claims
- 4766US10533777B2Selective solar absorbers with tuned oxygen deficiency and methods of fabrication thereofUNIV HOUSTON SYSTEM·Filed 2016·Granted Jan 14, 2020·1 cites·20 claims
- 4866US2025281867A1Purification device having heated filter for killing biological species, including covid-19UNIV HOUSTON SYSTEM·Filed 2025·Application pending·0 cites
- 4964US9972760B2Formation of p-type filled skutterudite by ball-milling and thermo-mechanical processingUNIV HOUSTON SYSTEM·Filed 2014·Granted May 15, 2018·0 cites·18 claims
- 5063US11162179B2Three-dimensional porous NiSe2 foam-based hybrid catalysts for ultra-efficient hydrogen evolution reaction in water splittingUNIV HOUSTON SYSTEM·Filed 2017·Granted Nov 2, 2021·0 cites·20 claims
Showing the top 50 of 107 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →