Inventor · disambiguated record
Walter Ray Laster
Also filed as: LASTER WALTER R · LASTER WALTER RAY
27 granted patents·10 pending applications·407 citations·filing 1983–2018
96Inventor score
Files withSIEMENS ENERGY INC16LASTER WALTER R5SIEMENS AG5SIEMENS POWER GENERATION INC3SIEMENS WESTINGHOUSE POWER2
Top patents by PatentIndex Score
37 records- 0198US7752850B2Controlled pilot oxidizer for a gas turbine combustorSIEMENS ENERGY INC·Filed 2005·Granted Jul 13, 2010·111 cites·23 claims
- 0295US10704786B2Fuel injector including a lobed mixer and vanes for injecting alternate fuels in a gas turbineSIEMENS ENERGY INC·Filed 2015·Granted Jul 7, 2020·11 cites·14 claims
- 0394US6923001B2Pilotless catalytic combustorSIEMENS WESTINGHOUSE POWER·Filed 2003·Granted Aug 2, 2005·65 cites·12 claims
- 0492US10082294B2Fuel injector including tandem vanes for injecting alternate fuels in a gas turbineSIEMENS ENERGY INC·Filed 2015·Granted Sep 25, 2018·16 cites·11 claims
- 0589US8661779B2Flex-fuel injector for gas turbinesLASTER WALTER R·Filed 2009·Granted Mar 4, 2014·27 cites·20 claims
- 0687US8113000B2Flashback resistant pre-mixer assemblyLASTER WALTER R·Filed 2008·Granted Feb 14, 2012·28 cites·13 claims
- 0786US10222066B2Ducting arrangement with injector assemblies arranged in an expanding cross-sectional area of a downstream combustion stage in a gas turbine engineSIEMENS ENERGY INC·Filed 2016·Granted Mar 5, 2019·6 cites·12 claims
- 0883US7124591B2Method for operating a gas turbineSIEMENS POWER GENERATION INC·Filed 2004·Granted Oct 24, 2006·53 cites·19 claims
- 0980US9366443B2Lean-rich axial stage combustion in a can-annular gas turbine engineSIEMENS ENERGY INC·Filed 2013·Granted Jun 14, 2016·8 cites·19 claims
- 1078US10288290B2Device for improved air and fuel distribution to a combustorSIEMENS ENERGY INC·Filed 2016·Granted May 14, 2019·2 cites·6 claims
- 1176US11248795B2Finely distributed combustion system for a gas turbine engineSIEMENS ENERGY GLOBAL GMBH & CO KG·Filed 2018·Granted Feb 15, 2022·2 cites·11 claims
- 1276US10139111B2Dual outlet nozzle for a secondary fuel stage of a combustor of a gas turbine engineSIEMENS ENERGY INC·Filed 2014·Granted Nov 27, 2018·5 cites·2 claims
- 1376US8959888B2Device to lower NOx in a gas turbine engine combustion systemLASTER WALTER R·Filed 2011·Granted Feb 24, 2015·5 cites·19 claims
- 1474US10095218B2Method and computer-readable model for additively manufacturing ducting arrangement with injector assemblies forming a shielding flow of airSIEMENS AG·Filed 2016·Granted Oct 9, 2018·2 cites·17 claims
- 1569US4516964APower transmission chain-beltBORG WARNER·Filed 1983·Granted May 14, 1985·21 cites·6 claims
- 1663US7096667B2Control of gas turbine for catalyst activationSIEMENS POWER GENERATION INC·Filed 2004·Granted Aug 29, 2006·21 cites·8 claims
- 1760US10215038B2Method and computer-readable model for additively manufacturing ducting arrangement for a gas turbine engineSIEMENS ENERGY INC·Filed 2016·Granted Feb 26, 2019·1 cites·13 claims
- 1858US7506516B2Concentric catalytic combustorSIEMENS ENERGY INC·Filed 2005·Granted Mar 24, 2009·1 cites·19 claims
- 1957US10309655B2Cooling system for fuel nozzles within combustor in a turbine engineSIEMENS ENERGY INC·Filed 2014·Granted Jun 4, 2019·1 cites·16 claims
- 2055US7421843B2Catalytic combustor having fuel flow control responsive to measured combustion parametersSIEMENS POWER GENERATION INC·Filed 2005·Granted Sep 9, 2008·5 cites·13 claims
- 2151US11029030B2Ducting arrangement with injector assemblies configured to form a shielding flow of air injected into a combustion stage in a gas turbine engineSIEMENS AG·Filed 2016·Granted Jun 8, 2021·0 cites·18 claims
- 2249US9353949B2Device for improved air and fuel distribution to a combustorLASTER WALTER R·Filed 2012·Granted May 31, 2016·0 cites·8 claims
- 2348US2017114717A1Axial stage combustion system with exhaust gas recirculationSIEMENS ENERGY INC·Filed 2014·Application pending·0 cites
- 2447US8495982B2Apparatus for mixing fuel and air in a combustion systemLASTER WALTER R·Filed 2007·Granted Jul 30, 2013·3 cites·17 claims
- 2546US2005235649A1Method for operating a gas turbineSIEMENS WESTINGHOUSE POWER·Filed 2005·Application pending·0 cites
- 2645US11181273B2Fuel oil axial stage combustion for improved turbine combustor performanceSIEMENS AG·Filed 2016·Granted Nov 23, 2021·0 cites·19 claims
- 2745US5517862AApparatus and method for measuring ventilation flow exiting a spinning rotorWESTINGHOUSE ELECTRIC CORP·Filed 1995·Granted May 21, 1996·13 cites·25 claims
- 2842US2017261964A1Method and computer-readable model for additively manufacturing ducting arrangement for a combustion system in a gas turbine engineSIEMENS ENERGY INC·Filed 2016·Application pending·0 cites
- 2942US2015167980A1Axial stage injection dual frequency resonator for a combustor of a gas turbine enginePENT JARED M·Filed 2013·Application pending·0 cites
- 3041US2017260866A1Ducting arrangement in a combustion system of a gas turbine engineSIEMENS ENERGY INC·Filed 2016·Application pending·0 cites
- 3140US9038393B2Fuel gas cooling system for combustion basket spring clip seal supportWASIF SAMER P·Filed 2010·Granted May 26, 2015·0 cites·18 claims
- 3240US2017284676A1Method and computer-readable model for additively manufacturing injector assembly or ducting arrangement including such injector assembliesSIEMENS ENERGY INC·Filed 2016·Application pending·0 cites
- 3339US2019301738A1Combustion system with injector assemblies arranged to recapture cooling air from a transition duct to form a shielding flow of air in a combustion stageSIEMENS AG·Filed 2016·Application pending·0 cites
- 3437US2018187563A1Gas turbine transition duct with late lean injection having reduced combustion residence timeSIEMENS AG·Filed 2015·Application pending·0 cites
- 3537US2017284675A1Injector assembly and ducting arrangement including such injector assemblies in a combustion system for a gas turbine engineSIEMENS ENERGY INC·Filed 2016·Application pending·0 cites
- 3636US2018313535A1Combustion system with injector assembly including aerodynamically-shaped body and/or ejection orificesSIEMENS ENERGY INC·Filed 2015·Application pending·0 cites
- 3732US8307653B2Combined catalysts for the combustion of fuel in gas turbinesANOSHKINA ELVIRA V·Filed 2009·Granted Nov 13, 2012·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →