Inventor · disambiguated record
David Randolph Spracher
Also filed as: SPRACHER DAVID · SPRACHER DAVID R · SPRACHER DAVID RANDOLPH
13 granted patents·1 pending application·140 citations·filing 2006–2016
90Inventor score
Top patents by PatentIndex Score
14 records- 0192US7534093B2Airfoil shape for a compressorGEN ELECTRIC·Filed 2006·Granted May 19, 2009·46 cites·9 claims
- 0290US9381602B2Turbomachine bucket displacement apparatus and method of useGEN ELECTRIC·Filed 2014·Granted Jul 5, 2016·12 cites·8 claims
- 0390US7494322B2Airfoil shape for a compressorGEN ELECTRIC·Filed 2006·Granted Feb 24, 2009·44 cites·9 claims
- 0483US9429041B2Turbomachine component displacement apparatus and method of useGEN ELECTRIC·Filed 2014·Granted Aug 30, 2016·4 cites·18 claims
- 0579US9051845B2System for axial retention of rotating segments of a turbineBOMMANAKATTE HARISH·Filed 2012·Granted Jun 9, 2015·9 cites·19 claims
- 0674US8113786B2Stator vane profile optimizationSPRACHER DAVID RANDOLPH·Filed 2008·Granted Feb 14, 2012·16 cites·17 claims
- 0765US8864453B2Near flow path seal for a turbomachineSPRACHER DAVID RANDOLPH·Filed 2012·Granted Oct 21, 2014·3 cites·18 claims
- 0864US9677428B2Removal deviceGEN ELECTRIC·Filed 2014·Granted Jun 13, 2017·2 cites·20 claims
- 0964US9574450B2Turbine blade mid-span shroud assemblyGEN ELECTRIC·Filed 2014·Granted Feb 21, 2017·2 cites·20 claims
- 1063US9713862B2Turbomachine component displacement apparatus and method of useGEN ELECTRIC·Filed 2016·Granted Jul 25, 2017·0 cites·10 claims
- 1152US8429816B2Stator ring configurationSPRACHER DAVID R·Filed 2009·Granted Apr 30, 2013·2 cites·20 claims
- 1247US2016040537A1Turbine blade mid-span shroud assemblyGEN ELECTRIC·Filed 2014·Application pending·0 cites
- 1345US9636789B2Turbomachine bucket displacement apparatus and method of useGEN ELECTRIC·Filed 2016·Granted May 2, 2017·0 cites·9 claims
- 1443US9890648B2Turbine rotor rim seal axial retention assemblySPRACHER DAVID RANDOLPH·Filed 2012·Granted Feb 13, 2018·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →