Inventor · disambiguated record
Paul A. Carvalho
Also filed as: CARVALHO PAUL · CARVALHO PAUL A · CARVALHO PAUL ARMAND
42 granted patents·5 pending applications·920 citations·filing 1986–2016
98Inventor score
Files withHAMILTON SUNDSTRAND CORP15UNITED TECHNOLOGIES CORP13CARVALHO PAUL A7DANIELSON DAVID R2HAMILTON SUNDSTRAND2
Top patents by PatentIndex Score
47 records- 0195US6077040AControl system for blades for a variable pitch propellerUNITED TECHNOLOGIES CORP·Filed 1998·Granted Jun 20, 2000·111 cites·29 claims
- 0293US8814527B2Titanium sheath and airfoil assemblyHUTH BRIAN P·Filed 2009·Granted Aug 26, 2014·43 cites·18 claims
- 0393US5431539APropeller pitch change mechanismUNITED TECHNOLOGIES CORP·Filed 1993·Granted Jul 11, 1995·71 cites·13 claims
- 0492US6059528AElectronic propeller control systemUNITED TECHNOLOGIES CORP·Filed 1999·Granted May 9, 2000·94 cites·24 claims
- 0590US7296969B2Propeller pitch change systemHAMILTON SUNDSTRAND CORP·Filed 2005·Granted Nov 20, 2007·31 cites·17 claims
- 0687US5836743AVariable pitch counterweighted propeller system with releasable hydraulic pitchlockUNITED TECHNOLOGIES CORP·Filed 1997·Granted Nov 17, 1998·73 cites·12 claims
- 0786US9120559B2Propeller blade pitch actuation systemDANIELSON DAVID R·Filed 2012·Granted Sep 1, 2015·12 cites·18 claims
- 0886US8133027B2Integrated actuator for a propeller systemCARVALHO PAUL A·Filed 2009·Granted Mar 13, 2012·20 cites·13 claims
- 0983US7422419B2Propeller blade retention systemHAMILTON SUNDSTRAND CORP·Filed 2005·Granted Sep 9, 2008·17 cites·19 claims
- 1082US5199850APitch stop assembly for variable pitch propulsorUNITED TECHNOLOGIES CORP·Filed 1991·Granted Apr 6, 1993·47 cites·4 claims
- 1181US9051044B2Counter-rotating open-rotor (CROR)TALASCO ERIC J·Filed 2011·Granted Jun 9, 2015·10 cites·21 claims
- 1281US6981844B2Cyclic actuation system for a controllable pitch propeller and a method of providing aircraft control therewithHAMILTON SUNDSTRAND·Filed 2003·Granted Jan 3, 2006·35 cites·27 claims
- 1378US9527579B2Pivoting blade counterweightHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Dec 27, 2016·7 cites·11 claims
- 1476US8267656B2Propeller pitch lock systemCARVALHO PAUL A·Filed 2006·Granted Sep 18, 2012·13 cites·20 claims
- 1575US9718536B2Counter-rotating open-rotor (CROR)DANIELSON DAVID R·Filed 2011·Granted Aug 1, 2017·6 cites·19 claims
- 1675US9458730B2Propeller blade with relatively movable counterweightHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Oct 4, 2016·6 cites·15 claims
- 1774US8545178B2Controlled propeller pitch lock actuation systemPERKINSON ROBERT H·Filed 2006·Granted Oct 1, 2013·12 cites·17 claims
- 1874US5451141APropeller pitch change machanism with inductive brake and motorUNITED TECHNOLOGIES CORP·Filed 1993·Granted Sep 19, 1995·48 cites·17 claims
- 1973US8075274B2Reinforced composite fan bladeCARVALHO PAUL A·Filed 2009·Granted Dec 13, 2011·12 cites·16 claims
- 2072US7976279B2Blade pitch actuation mechanismHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Jul 12, 2011·11 cites·33 claims
- 2172US7172391B2Propeller actuation systemHAMILTON SUNDSTRAND·Filed 2004·Granted Feb 6, 2007·22 cites·19 claims
- 2271US8955409B2Rotating assembly including a dynamic balancing systemCARVALHO PAUL A·Filed 2012·Granted Feb 17, 2015·3 cites·21 claims
- 2370US7845910B2Propeller blade retention system with tapered roller bearing cartridge assembliesHAMILTON SUNDSTRAND CORP·Filed 2007·Granted Dec 7, 2010·10 cites·16 claims
- 2470US5042966APitch control systemUNITED TECHNOLOGIES CORP·Filed 1989·Granted Aug 27, 1991·39 cites·6 claims
- 2569US9429024B2Propeller blade with lightweight insertNAGLE DAVID P·Filed 2012·Granted Aug 30, 2016·5 cites·15 claims
- 2669US4936746ACounter-rotation pitch change systemUNITED TECHNOLOGIES CORP·Filed 1988·Granted Jun 26, 1990·38 cites·21 claims
- 2766US7581929B2Rotational airfoil balance systemHAMILTON SUNDSTRAND CORP·Filed 2005·Granted Sep 1, 2009·8 cites·8 claims
- 2865US9168999B2Propeller blade with internal stiffenerNAGLE DAVID P·Filed 2012·Granted Oct 27, 2015·2 cites·8 claims
- 2963US8120228B2Slip ring assemblyCARVALHO PAUL A·Filed 2009·Granted Feb 21, 2012·7 cites·14 claims
- 3061US10464660B2Blade plug for communicating fluid therethroughHAMILTON SUNDSTRAND CORP·Filed 2016·Granted Nov 5, 2019·1 cites·10 claims
- 3159US4893989AVariable propeller system incorporating a forward transfer bearingUNITED TECHNOLOGIES CORP·Filed 1989·Granted Jan 16, 1990·23 cites·6 claims
- 3258US9188022B2Electrical power transfer system for propeller systemPLICKYS MARK R·Filed 2012·Granted Nov 17, 2015·3 cites·10 claims
- 3358US4693672ATwo level oil damUNITED TECHNOLOGIES CORP·Filed 1986·Granted Sep 15, 1987·16 cites·6 claims
- 3456US6514044B2Offset crowned roller assembly for variable pitch propellersHAMILTON SUNDSTRAND CORP·Filed 2000·Granted Feb 4, 2003·13 cites·16 claims
- 3554US5161948APropulsor pitchlock and feather stopUNITED TECHNOLOGIES CORP·Filed 1991·Granted Nov 10, 1992·26 cites·5 claims
- 3653US8186951B2Mounting assembly for a propeller system componentCARVALHO PAUL A·Filed 2009·Granted May 29, 2012·3 cites·7 claims
- 3747US2015117942A1Dowel elementHAMILTON SUNDSTRAND CORP·Filed 2013·Application pending·0 cites
- 3846US10407158B2Blade plug for communicating fluid therethroughHAMILTON SUNDSTRAND CORP·Filed 2016·Granted Sep 10, 2019·0 cites·5 claims
- 3946US9227731B2Electrical power transfer system for propeller systemPLICKYS MARK R·Filed 2012·Granted Jan 5, 2016·0 cites·10 claims
- 4046US5391055APropeller pitch change mechanism with impulse turbinesUNITED TECHNOLOGIES CORP·Filed 1993·Granted Feb 21, 1995·16 cites·10 claims
- 4142US9448566B2Fluid pressure regulating systemHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Sep 20, 2016·0 cites·14 claims
- 4242US2013336796A1Modified taper roller edgeCARVALHO PAUL A·Filed 2012·Application pending·0 cites
- 4341US2011116906A1Airfoil component wear indicatorSMITH BLAIR A·Filed 2009·Application pending·0 cites
- 4439US2015110630A1Retention assembly for a propeller bladeHAMILTON SUNDSTRAND CORP·Filed 2013·Application pending·0 cites
- 4539US2015110633A1Retention assembly with a conical interface for a propeller bladeHAMILTON SUNDSTRAND CORP·Filed 2013·Application pending·0 cites
- 4636US6280142B1Pressure relief device for a propeller hubUNITED TECHNOLOGIES CORP·Filed 1999·Granted Aug 28, 2001·6 cites·14 claims
- 4732US9366141B2Propeller rotor balancing systemHAMILTON SUNDSTRAND CORP·Filed 2012·Granted Jun 14, 2016·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →