Inventor · disambiguated record
Lev Alexander Prociw
Also filed as: PROCIW LEV A · PROCIW LEV ALEXANDER
168 granted patents·23 pending applications·1,571 citations·filing 1995–2024
99Inventor score
Files withDELAVAN INC108PRATT & WHITNEY CANADA49COLLINS ENGINE NOZZLES INC20PROCIW LEV ALEXANDER11HAMILTON SUNDSTRAND CORP1
Top patents by PatentIndex Score
191 records- 0199US11226103B1High-pressure continuous ignition deviceDELAVAN INC·Filed 2020·Granted Jan 18, 2022·22 cites·18 claims
- 0299US11209164B1Fuel injector systems for torch ignitersDELAVAN INC·Filed 2020·Granted Dec 28, 2021·25 cites·20 claims
- 0399US6289677B1Gas turbine fuel injectorPRATT & WHITNEY CANADA·Filed 2000·Granted Sep 18, 2001·151 cites·2 claims
- 0498US11555450B1Fuel injectors with heat exchangersDELAVAN INC·Filed 2021·Granted Jan 17, 2023·11 cites·17 claims
- 0598US11473505B2Torch igniter cooling systemDELAVAN INC·Filed 2020·Granted Oct 18, 2022·6 cites·20 claims
- 0698US10364751B2Fuel stagingDELAVAN INC·Filed 2015·Granted Jul 30, 2019·13 cites·11 claims
- 0797US11543130B1Passive secondary air assist nozzlesDELAVAN INC·Filed 2021·Granted Jan 3, 2023·5 cites·13 claims
- 0897US10132500B2Airblast injectorsDELAVAN INC·Filed 2015·Granted Nov 20, 2018·12 cites·12 claims
- 0997US9567912B2Continuous ignition systemsDELAVAN INC·Filed 2014·Granted Feb 14, 2017·25 cites·16 claims
- 1097US7454914B2Helical channel for distributor and methodPRATT & WHITNEY CANADA·Filed 2006·Granted Nov 25, 2008·29 cites·13 claims
- 1196US11761634B2Fuel injector assembliesDELAVAN INC·Filed 2020·Granted Sep 19, 2023·4 cites·8 claims
- 1296US11067278B2Cooling in staged fuel systemsDELAVAN INC·Filed 2018·Granted Jul 20, 2021·9 cites·8 claims
- 1396US10344981B2Staged dual fuel radial nozzle with radial liquid fuel distributorDELAVAN INC·Filed 2016·Granted Jul 9, 2019·9 cites·18 claims
- 1496US10041679B2Combustion systemsDELAVAN INC·Filed 2015·Granted Aug 7, 2018·9 cites·11 claims
- 1595US11480337B2Fuel injection for integral combustor and turbine vaneDELAVAN INC·Filed 2019·Granted Oct 25, 2022·5 cites·14 claims
- 1695US11408609B2Combustor dome tilesDELAVAN INC·Filed 2018·Granted Aug 9, 2022·7 cites·20 claims
- 1795US6289676B1Simplex and duplex injector having primary and secondary annular lud channels and primary and secondary lud nozzlesPRATT & WHITNEY CANADA·Filed 1999·Granted Sep 18, 2001·94 cites·12 claims
- 1895US6082113AGas turbine fuel injectorPRATT & WHITNEY CANADA·Filed 1998·Granted Jul 4, 2000·80 cites·6 claims
- 1994US11913646B2Fuel injector systems for torch ignitersDELAVAN INC·Filed 2021·Granted Feb 27, 2024·2 cites·16 claims
- 2094US11674446B2Cooling for surface ignitors in torch ignition devicesDELAVAN INC·Filed 2021·Granted Jun 13, 2023·2 cites·16 claims
- 2194US10385809B2Fuel nozzlesDELAVAN INC·Filed 2015·Granted Aug 20, 2019·7 cites·20 claims
- 2294US9080772B2Continuous ignitionDELAVAN INC·Filed 2013·Granted Jul 14, 2015·34 cites·20 claims
- 2394US8943827B2Fuel air heat exchangerPROCIW LEV ALEXANDER·Filed 2011·Granted Feb 3, 2015·22 cites·20 claims
- 2494US7237730B2Modular fuel nozzle and method of makingPRATT & WHITNEY CANADA·Filed 2005·Granted Jul 3, 2007·34 cites·13 claims
- 2593US6125624AAnti-coking fuel injector purging devicePRATT & WHITNEY CANADA·Filed 1998·Granted Oct 3, 2000·76 cites·9 claims
- 2693US5579645ARadially mounted air blast fuel injectorPRATT & WHITNEY CANADA·Filed 1995·Granted Dec 3, 1996·127 cites·25 claims
- 2792US12241419B2Fuel injectors assemblies with tangential flow componentCOLLINS ENGINE NOZZLES INC·Filed 2022·Granted Mar 4, 2025·2 cites·9 claims
- 2892US10830440B2Combustion systems having bayonet featuresDELAVAN INC·Filed 2018·Granted Nov 10, 2020·4 cites·14 claims
- 2992US10190502B2Brazing components and techniquesDELAVAN INC·Filed 2016·Granted Jan 29, 2019·3 cites·5 claims
- 3092US9188063B2Injectors for multipoint injectionDELAVAN INC·Filed 2012·Granted Nov 17, 2015·8 cites·19 claims
- 3192US6495207B1Method of manufacturing a composite wallPRATT & WHITNEY CANADA·Filed 2001·Granted Dec 17, 2002·46 cites·10 claims
- 3291US11549441B1Fuel injectors with torch ignitorsDELAVAN INC·Filed 2021·Granted Jan 10, 2023·2 cites·13 claims
- 3391US11060459B2Internal manifold for multipoint injectionDELAVAN INC·Filed 2018·Granted Jul 13, 2021·4 cites·16 claims
- 3491US9644844B2Multipoint fuel injection arrangementsDELAVAN INC·Filed 2012·Granted May 9, 2017·13 cites·14 claims
- 3591US8864492B2Reverse flow combustor duct attachmentSHI JUN·Filed 2011·Granted Oct 21, 2014·15 cites·12 claims
- 3691US7533531B2Internal fuel manifold with airblast nozzlesPRATT & WHITNEY CANADA·Filed 2005·Granted May 19, 2009·18 cites·17 claims
- 3791US7467467B2Method for manufacturing a foam core heat exchangerPRATT & WHITNEY CANADA·Filed 2005·Granted Dec 23, 2008·19 cites·6 claims
- 3890US11131458B2Fuel injectors for turbomachinesDELAVAN INC·Filed 2018·Granted Sep 28, 2021·5 cites·16 claims
- 3990US11053862B2Electronic fuel control for gas turbine enginesDELAVAN INC·Filed 2017·Granted Jul 6, 2021·3 cites·16 claims
- 4089US10858997B2Brazing components and techniquesDELAVAN INC·Filed 2019·Granted Dec 8, 2020·2 cites·13 claims
- 4189US10830446B2Fuel injector assembliesDELAVAN INC·Filed 2017·Granted Nov 10, 2020·2 cites·6 claims
- 4289US6141968AFuel nozzle for gas turbine engine with slotted fuel conduits and coverPRATT & WHITNEY CANADA·Filed 1997·Granted Nov 7, 2000·81 cites·10 claims
- 4388US11898493B2Systems for fuel injectors with fuel air heat exchangersCOLLINS ENGINE NOZZLES INC·Filed 2023·Granted Feb 13, 2024·1 cites·6 claims
- 4488US11754289B2Axially oriented internally mounted continuous ignition device: removable nozzleDELAVAN INC·Filed 2020·Granted Sep 12, 2023·2 cites·11 claims
- 4588US10605171B2Fuel nozzle manifold systems for turbomachinesDELAVAN INC·Filed 2018·Granted Mar 31, 2020·4 cites·20 claims
- 4688US7028484B2Nested channel ducts for nozzle construction and the likePRATT & WHITNEY CANADA·Filed 2002·Granted Apr 18, 2006·51 cites·26 claims
- 4787US11415059B2Tangentially mounted torch ignitorsDELAVAN INC·Filed 2020·Granted Aug 16, 2022·2 cites·18 claims
- 4887US10634355B2Dual fuel radial flow nozzlesDELAVAN INC·Filed 2016·Granted Apr 28, 2020·4 cites·14 claims
- 4987US9228747B2Combustor for gas turbine enginePRATT & WHITNEY CANADA·Filed 2013·Granted Jan 5, 2016·8 cites·19 claims
- 5087US9127843B2Combustor for gas turbine enginePRATT & WHITNEY CANADA·Filed 2013·Granted Sep 8, 2015·9 cites·19 claims
Showing the top 50 of 191 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →