Inventor · disambiguated record
David R. Matthews
Also filed as: MATTHEWS DAVID R · MATTHEWS DAVID ROBERT
31 granted patents·2 pending applications·860 citations·filing 1978–2014
98Inventor score
Files withPRATT & WHITNEY ROCKETDYNE INC10BOEING CO6SPROUSE KENNETH M5UNITED TECHNOLOGIES CORP4GEN ELECTRIC2
Top patents by PatentIndex Score
33 records- 0198US7387197B2Linear tractor dry coal extrusion pumpPRATT & WHITNEY ROCKETDYNE INC·Filed 2006·Granted Jun 17, 2008·69 cites·23 claims
- 0297US7615198B2Apparatus for continuously feeding and pressurizing a solid material into a high pressure systemPRATT & WHITNEY ROCKETDYNE INC·Filed 2007·Granted Nov 10, 2009·48 cites·23 claims
- 0397US7516607B2Method and apparatus for mixing substancesPRATT & WHITNEY ROCKETDYNE INC·Filed 2005·Granted Apr 14, 2009·59 cites·4 claims
- 0496US7717046B2High pressure dry coal slurry extrusion pumpPRATT & WHITNEY ROCKETDYNE INC·Filed 2005·Granted May 18, 2010·52 cites·29 claims
- 0596US7303597B2Method and apparatus for continuously feeding and pressurizing a solid material into a high pressure systemPRATT & WHITNEY ROCKETDYNE INC·Filed 2002·Granted Dec 4, 2007·61 cites·22 claims
- 0695US6802178B2Fluid injection and injection methodBOEING CO·Filed 2002·Granted Oct 12, 2004·83 cites·38 claims
- 0794US7547423B2Compact high efficiency gasifierPRATT & WHITNEY ROCKETDYNE·Filed 2005·Granted Jun 16, 2009·58 cites·19 claims
- 0894US7007486B2Apparatus and method for selecting a flow mixtureBOEING CO·Filed 2003·Granted Mar 7, 2006·103 cites·15 claims
- 0993US7017329B2Method and apparatus for mixing substancesUNITED TECHNOLOGIES CORP·Filed 2003·Granted Mar 28, 2006·67 cites·7 claims
- 1092US7731783B2Continuous pressure letdown systemPRATT & WHITNEY ROCKETDYNE INC·Filed 2007·Granted Jun 8, 2010·51 cites·20 claims
- 1191US8011861B2Method and apparatus for continuously feeding and pressurizing a solid material into a high pressure systemPRATT & WHITNEY ROCKETDYNE INC·Filed 2007·Granted Sep 6, 2011·13 cites·11 claims
- 1288US8663348B2Apparatus for removing heat from injection devices and method of assembling sameSPROUSE KENNETH M·Filed 2010·Granted Mar 4, 2014·4 cites·10 claims
- 1387US8721747B2Modular tip injection devices and method of assembling sameSPROUSE KENNETH M·Filed 2010·Granted May 13, 2014·9 cites·10 claims
- 1482US7117676B2Apparatus for mixing fluidsUNITED TECHNOLOGIES CORP·Filed 2003·Granted Oct 10, 2006·50 cites·22 claims
- 1577US7127899B2Non-swirl dry low NOx (DLN) combustorUNITED TECHNOLOGIES CORP·Filed 2004·Granted Oct 31, 2006·19 cites·28 claims
- 1674US9228740B2Annular injector assembly and methods of assembling sameGEN ELECTRIC·Filed 2014·Granted Jan 5, 2016·3 cites·16 claims
- 1773US7117674B2Catalytic combustor and method for substantially eliminating various emissionsBOEING CO·Filed 2003·Granted Oct 10, 2006·16 cites·16 claims
- 1873US6755359B2Fluid mixing injector and methodBOEING CO·Filed 2002·Granted Jun 29, 2004·17 cites·39 claims
- 1969US8828109B2Method and apparatus for assembling injection devicesSTEVENSON JOHN SAUNDERS·Filed 2010·Granted Sep 9, 2014·2 cites·20 claims
- 2069US8308829B1Gasifier injectorSPROUSE KENNETH M·Filed 2012·Granted Nov 13, 2012·2 cites·5 claims
- 2168US8196848B2Gasifier injectorSPROUSE KENNETH M·Filed 2005·Granted Jun 12, 2012·4 cites·19 claims
- 2267US8662408B2Annular injector assembly and methods of assembling the sameSTEVENSON JOHN SAUNDERS·Filed 2010·Granted Mar 4, 2014·3 cites·9 claims
- 2366USRE42844ELinear tractor dry coal extrusion pumpPRATT & WHITNEY ROCKETDYNE INC·Filed 2008·Granted Oct 18, 2011·3 cites·35 claims
- 2465US9303221B2Apparatus for removing heat from injection devices and method of assembling sameGEN ELECTRIC·Filed 2014·Granted Apr 5, 2016·0 cites·20 claims
- 2563US4272901ALighted address signMATTHEWS DAVID R·Filed 1978·Granted Jun 16, 1981·22 cites·3 claims
- 2658US6565312B1Fluid-cooled turbine bladesBOEING CO·Filed 2001·Granted May 20, 2003·21 cites·13 claims
- 2757US8011187B2Fuel injection method and apparatus for a combustorPRATT & WHITNEY ROCKETDYNE INC·Filed 2006·Granted Sep 6, 2011·4 cites·11 claims
- 2856US6857274B2Fluid injector and injection methodBOEING CO·Filed 2004·Granted Feb 22, 2005·6 cites·11 claims
- 2950US9428702B2Agglomerator with ceramic matrix composite obstaclesSPROUSE KENNETH M·Filed 2011·Granted Aug 30, 2016·0 cites·21 claims
- 3048US7997058B2Apparatus for mixing substancesPRATT & WHITNEY ROCKETDYNE INC·Filed 2009·Granted Aug 16, 2011·1 cites·9 claims
- 3148US7140184B2Fuel injection method and apparatus for a combustorUNITED TECHNOLOGIES CORP·Filed 2003·Granted Nov 28, 2006·10 cites·25 claims
- 3234US2003192319A1Catalytic combustor and method for substantially eliminating nitrous oxide emissionsFiled 2003·Application pending·0 cites
- 3334US2003192318A1Catalytic combustor for substantially eliminating nitrous oxide emissionsFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →