Inventor · disambiguated record
David H. Bretz
Also filed as: BRETZ DAVID H
18 granted patents·3 pending applications·393 citations·filing 1990–2017
95Inventor score
Top patents by PatentIndex Score
21 records- 0197US7926744B2Radially outward flowing air-blast fuel injector for gas turbine engineDELAVAN INC·Filed 2008·Granted Apr 19, 2011·31 cites·8 claims
- 0297US6688534B2Air assist fuel nozzleDELAVAN INC·Filed 2001·Granted Feb 10, 2004·95 cites·25 claims
- 0394US8146837B2Radially outward flowing air-blast fuel injection for gas turbine engineTHOMSON NEAL A·Filed 2010·Granted Apr 3, 2012·12 cites·6 claims
- 0494US8128007B2Radially outward flowing air-blast fuel injector for gas turbine engineTHOMSON NEAL A·Filed 2010·Granted Mar 6, 2012·12 cites·7 claims
- 0593US7779636B2Lean direct injection atomizer for gas turbine enginesDELAVAN INC·Filed 2006·Granted Aug 24, 2010·46 cites·33 claims
- 0688US9310073B2Liquid swirler flow controlBUELOW PHILIP E O·Filed 2012·Granted Apr 12, 2016·9 cites·4 claims
- 0787US10077714B2Repairable fuel injectorROLLS ROYCE PLC·Filed 2015·Granted Sep 18, 2018·6 cites·16 claims
- 0886US9046039B2Staged pilots in pure airblast injectors for gas turbine enginesWILLIAMS BRANDON PHILLIP·Filed 2011·Granted Jun 2, 2015·7 cites·20 claims
- 0985US5224333ASimplex airblast fuel injectionDELAVAN INC·Filed 1992·Granted Jul 6, 1993·79 cites·13 claims
- 1084US9310081B2Methods of fabricating fuel injectors using laser additive depositionTHOMSON NEAL A·Filed 2012·Granted Apr 12, 2016·5 cites·3 claims
- 1181US10731860B2Air shrouds with air wipesDELAVAN INC·Filed 2015·Granted Aug 4, 2020·3 cites·15 claims
- 1280US9228741B2Liquid fuel swirlerBUELOW PHILIP E O·Filed 2012·Granted Jan 5, 2016·4 cites·10 claims
- 1379US8156746B2Lean direct injection atomizer for gas turbine enginesBUELOW PHILIP E O·Filed 2010·Granted Apr 17, 2012·7 cites·5 claims
- 1478US8057220B2Air assisted simplex fuel nozzleBRETZ DAVID H·Filed 2008·Granted Nov 15, 2011·14 cites·20 claims
- 1570US5115634ASimplex airblade fuel injection methodDELAVAN INC·Filed 1990·Granted May 26, 1992·32 cites·10 claims
- 1666US9989187B2Tube strain relieversSIDERS RANDY·Filed 2013·Granted Jun 5, 2018·4 cites·15 claims
- 1763US10317084B2Additive layer manufacturing for fuel injectorsROLLS ROYCE PLC·Filed 2015·Granted Jun 11, 2019·1 cites·15 claims
- 1851US5491972ACombination igniter and fuel atomizer nozzle assembly for a gas turbine engineDELAVAN INC·Filed 1994·Granted Feb 20, 1996·26 cites·25 claims
- 1944US2004139750A1Air assist fuel nozzleFiled 2004·Application pending·0 cites
- 2041US2018238548A1Passive purge injectorsDELAVAN INC·Filed 2017·Application pending·0 cites
- 2139US2009255258A1Pre-filming air-blast fuel injector having a reduced hydraulic spray angleDELAVAN INC·Filed 2008·Application pending·0 cites
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