Inventor · disambiguated record
Dennis D. Feucht
Also filed as: FEUCHT DENNIS D
51 granted patents·1,647 citations·filing 1976–2002
99Inventor score
Top patents by PatentIndex Score
51 records- 0199US6412279B1Twin turbine exhaust gas re-circulation system having a second stage variable nozzle turbineCATERPILLAR INC·Filed 2000·Granted Jul 2, 2002·131 cites·21 claims
- 0298US6267106B1Induction venturi for an exhaust gas recirculation system in an internal combustion engineCATERPILLAR INC·Filed 1999·Granted Jul 31, 2001·104 cites·23 claims
- 0396US6216458B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted Apr 17, 2001·148 cites·21 claims
- 0495US6609374B2Bypass venturi assembly for an exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Aug 26, 2003·59 cites·21 claims
- 0594US6484500B1Two turbocharger engine emission control systemCATERPILLAR INC·Filed 2001·Granted Nov 26, 2002·54 cites·20 claims
- 0694US5813231AEngine compression braking apparatus utilizing a variable geometry turbochargerCATERPILLAR INC·Filed 1995·Granted Sep 29, 1998·62 cites·21 claims
- 0793US6378509B1Exhaust gas recirculation system having multifunction valveCATERPILLAR INC·Filed 2000·Granted Apr 30, 2002·61 cites·25 claims
- 0893US5647318AEngine compression braking apparatus and methodCATERPILLAR INC·Filed 1995·Granted Jul 15, 1997·65 cites·38 claims
- 0993US5531192AHydraulically actuated valve systemCATERPILLAR INC·Filed 1994·Granted Jul 2, 1996·60 cites·34 claims
- 1092US6321537B1Exhaust gas recirculation system in an internal combustion engineCATERPILLAR INC·Filed 2000·Granted Nov 27, 2001·39 cites·24 claims
- 1190US5540201AEngine compression braking apparatus and methodCATERPILLAR INC·Filed 1995·Granted Jul 30, 1996·42 cites·20 claims
- 1289US5803025ABlowby disposal systemCATERPILLAR INC·Filed 1996·Granted Sep 8, 1998·48 cites·11 claims
- 1389US5615646AMethod and apparatus for holding a cylinder valve closed during combustionCATERPILLAR INC·Filed 1996·Granted Apr 1, 1997·41 cites·8 claims
- 1487US6439212B1Bypass venturi assembly and elbow with turning vane for an exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Aug 27, 2002·28 cites·13 claims
- 1587US6422217B1Back pressure valve drive EGR systemCATERPILLAR INC·Filed 2000·Granted Jul 23, 2002·33 cites·21 claims
- 1687US6148793AEngine compression braking apparatus utilizing a variable geometry turbochargerCATERPILLAR INC·Filed 1998·Granted Nov 21, 2000·39 cites·5 claims
- 1786US5606957AControl system for exhaust gas recirculationCATERPILLAR INC·Filed 1995·Granted Mar 4, 1997·46 cites·6 claims
- 1886US5526784ASimultaneous exhaust valve opening braking systemCATERPILLAR INC·Filed 1994·Granted Jun 18, 1996·50 cites·18 claims
- 1984US6484499B2Twin variable nozzle turbine exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Nov 26, 2002·23 cites·19 claims
- 2083US6237336B1Exhaust gas recirculation system in an internal combustion engine and method of using sameCATERPILLAR INC·Filed 1999·Granted May 29, 2001·40 cites·11 claims
- 2183US6230695B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted May 15, 2001·38 cites·20 claims
- 2281US6135073AHydraulic check valve recuperationCATERPILLAR INC·Filed 1999·Granted Oct 24, 2000·36 cites·4 claims
- 2378US6659092B2Bypass assembly with annular bypass venturi for an exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Dec 9, 2003·18 cites·20 claims
- 2477US6418721B1Two turbocharger exhaust gas re-circulation system having a first stage variable nozzle turbineCATERPILLAR INC·Filed 2001·Granted Jul 16, 2002·17 cites·22 claims
- 2575US6609373B2Exhaust gas recirculation system with variable geometry turbine and bypass venturi assemblyCATERPILLAR INC·Filed 2001·Granted Aug 26, 2003·19 cites·17 claims
- 2674US6742503B2Dual pressure fluid system and method of useCATERPILLAR INC·Filed 2002·Granted Jun 1, 2004·15 cites·21 claims
- 2773US6405707B1Integral engine and engine compression braking HEUI injectorCATERPILLAR INC·Filed 2000·Granted Jun 18, 2002·13 cites·19 claims
- 2873US4044977ABushing type mount with triple spring rateCATERPILLAR TRACTOR CO·Filed 1976·Granted Aug 30, 1977·22 cites·9 claims
- 2968US5865156AActuator which uses fluctuating pressure from an oil pump that powers a hydraulically actuated fuel injectorCATERPILLAR INC·Filed 1997·Granted Feb 2, 1999·27 cites·14 claims
- 3066US6640542B2Bypass venturi assembly with single shaft actuator for an exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Nov 4, 2003·20 cites·21 claims
- 3165US5615653AInfinitely variable engine compression braking control and methodCATERPILLAR INC·Filed 1995·Granted Apr 1, 1997·19 cites·20 claims
- 3264US5619964AActuator with concentric parts for use in engine retarding systemsCATERPILLAR INC·Filed 1995·Granted Apr 15, 1997·14 cites·19 claims
- 3363US5586533AEngine compression braking valve actuator apparatusCATERPILLAR INC·Filed 1995·Granted Dec 24, 1996·13 cites·20 claims
- 3462US6192686B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted Feb 27, 2001·20 cites·21 claims
- 3561US5570721ADouble acting solenoid and poppet valve servomechanismCATERPILLAR INC·Filed 1995·Granted Nov 5, 1996·16 cites·4 claims
- 3660US6349686B1Hydraulically-driven valve and hydraulic system using sameCATERPILLAR INC·Filed 2000·Granted Feb 26, 2002·7 cites·20 claims
- 3760US6185939B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted Feb 13, 2001·19 cites·21 claims
- 3860US5603300AWiring arrangement for an engine braking controlCATERPILLAR INC·Filed 1995·Granted Feb 18, 1997·12 cites·14 claims
- 3957US5709178AElectronically controlled outwardly opening valve system for an engineCATERPILLAR INC·Filed 1997·Granted Jan 20, 1998·14 cites·20 claims
- 4052US5586532ARecirculation of actuating fluid in an engine braking systemCATERPILLAR INC·Filed 1995·Granted Dec 24, 1996·9 cites·19 claims
- 4151US5694893AOutward opening valve system for an engineCATERPILLAR INC·Filed 1996·Granted Dec 9, 1997·14 cites·20 claims
- 4249US5595158ADynamic positioning device for an engine brake controlCATERPILLAR INC·Filed 1995·Granted Jan 21, 1997·10 cites·18 claims
- 4349US4076194ASnubbed pad resilient mountCATERPILLAR TRACTOR CO·Filed 1976·Granted Feb 28, 1978·10 cites·4 claims
- 4446US6164269AExhaust gas recirculation valve assembly having an integrated check valveCATERPILLAR INC·Filed 1997·Granted Dec 26, 2000·11 cites·20 claims
- 4545US6116223ACam driven exhaust gas recirculation valve assemblyCATERPILLAR INC·Filed 1997·Granted Sep 12, 2000·10 cites·16 claims
- 4644US6092371ATurbocharging apparatus including integral exhaust backpressure control meansCATERPILLAR INC·Filed 1998·Granted Jul 25, 2000·18 cites·22 claims
- 4744US4141220AMultiple input, single output mechanical actuatorCATERPILLAR TRACTOR CO·Filed 1977·Granted Feb 27, 1979·7 cites·11 claims
- 4842US6050248AExhaust gas recirculation valve powered by pressure from an oil pump that powers a hydraulically actuated fuel injectorCATERPILLAR INC·Filed 1997·Granted Apr 18, 2000·10 cites·16 claims
- 4942US6009704AExhaust gas recirculation systemCATERPILLAR INC·Filed 1998·Granted Jan 4, 2000·8 cites·19 claims
- 5039US5619963ADual force actuator for use in engine retarding systemsCATERPILLAR INC·Filed 1995·Granted Apr 15, 1997·6 cites·21 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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