Inventor · disambiguated record
Gerald N. Coleman
Also filed as: COLEMAN GERALD N · COLEMAN GERALD NELSON
50 granted patents·15 pending applications·1,552 citations·filing 1996–2008
99Inventor score
Files withCATERPILLAR INC43WEBER JAMES R12CLEAN FUEL TECHNOLOGY INC6CLEAN FUELS TECHNOLOGY INC2JAKUSH EDWARD A1
Top patents by PatentIndex Score
65 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
- 0298US6651618B1Air and fuel supply system for combustion engineCATERPILLAR INC·Filed 2003·Granted Nov 25, 2003·106 cites·17 claims
- 0396US6216458B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted Apr 17, 2001·148 cites·21 claims
- 0494US7371353B2Exhaust purification with on-board ammonia productionCATERPILLAR INC·Filed 2005·Granted May 13, 2008·18 cites·5 claims
- 0594US7201121B2Combustion engine including fluidically-driven engine valve actuatorCATERPILLAR INC·Filed 2004·Granted Apr 10, 2007·46 cites·58 claims
- 0694US6543428B1Intake air separation system for an internal combustion engineCATERPILLAR INC·Filed 2000·Granted Apr 8, 2003·58 cites·14 claims
- 0794US6484500B1Two turbocharger engine emission control systemCATERPILLAR INC·Filed 2001·Granted Nov 26, 2002·54 cites·20 claims
- 0893US6272859B1Device for controlling a variable geometry turbochargerCATERPILLAR INC·Filed 1998·Granted Aug 14, 2001·75 cites·11 claims
- 0992US6321537B1Exhaust gas recirculation system in an internal combustion engineCATERPILLAR INC·Filed 2000·Granted Nov 27, 2001·39 cites·24 claims
- 1092US6205785B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted Mar 27, 2001·60 cites·18 claims
- 1191US7252054B2Combustion engine including cam phase-shiftingCATERPILLAR INC·Filed 2004·Granted Aug 7, 2007·34 cites·49 claims
- 1291US7198024B2Low emissions compression ignited engine technologyCATERPILLAR INC·Filed 2006·Granted Apr 3, 2007·16 cites·5 claims
- 1389US5873916AFuel emulsion blending systemCATERPILLAR INC·Filed 1998·Granted Feb 23, 1999·112 cites·24 claims
- 1487US7464540B2Ammonia producing engine utilizing oxygen separationCATERPILLAR INC·Filed 2006·Granted Dec 16, 2008·13 cites·20 claims
- 1587US6439212B1Bypass venturi assembly and elbow with turning vane for an exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Aug 27, 2002·28 cites·13 claims
- 1684US7178492B2Air and fuel supply system for combustion engineCATERPILLAR INC·Filed 2004·Granted Feb 20, 2007·33 cites·19 claims
- 1784US6484499B2Twin variable nozzle turbine exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Nov 26, 2002·23 cites·19 claims
- 1883US7191743B2Air and fuel supply system for a combustion engineCATERPILLAR INC·Filed 2004·Granted Mar 20, 2007·20 cites·55 claims
- 1983US6883314B2Cooling of engine combustion airCATERPILLAR INC·Filed 2002·Granted Apr 26, 2005·42 cites·49 claims
- 2083US6786938B1Aqueous fuel formulation for reduced deposit formation on engine system componentsCLEAN FUEL TECHNOLOGY INC·Filed 2000·Granted Sep 7, 2004·17 cites·1 claims
- 2183US6230695B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted May 15, 2001·38 cites·20 claims
- 2281US5682842AFuel control system for an internal combustion engine using an aqueous fuel emulsionCATERPILLAR INC·Filed 1996·Granted Nov 4, 1997·39 cites·20 claims
- 2380US6453893B1Intake air separation system for an internal combustion engineCATERPILLAR INC·Filed 2000·Granted Sep 24, 2002·21 cites·13 claims
- 2479US6607566B1Stabile fuel emulsions and method of makingCLEAN FUEL TECHNOLOGY INC·Filed 1998·Granted Aug 19, 2003·43 cites·35 claims
- 2578US7811527B2Exhaust purification with on-board ammonia productionCATERPILLAR INC·Filed 2008·Granted Oct 12, 2010·6 cites·13 claims
- 2678US7523606B2Parasitic load control system for exhaust temperature controlCATERPILLAR INC·Filed 2005·Granted Apr 28, 2009·14 cites·44 claims
- 2778US6659092B2Bypass assembly with annular bypass venturi for an exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Dec 9, 2003·18 cites·20 claims
- 2877US6418721B1Two turbocharger exhaust gas re-circulation system having a first stage variable nozzle turbineCATERPILLAR INC·Filed 2001·Granted Jul 16, 2002·17 cites·22 claims
- 2975US6609373B2Exhaust gas recirculation system with variable geometry turbine and bypass venturi assemblyCATERPILLAR INC·Filed 2001·Granted Aug 26, 2003·19 cites·17 claims
- 3074US5701863AAqueous fuel emulsion identification system and anti-tampering device for an internal combustion engineCATERPILLAR INC·Filed 1997·Granted Dec 30, 1997·42 cites·25 claims
- 3166US6640542B2Bypass venturi assembly with single shaft actuator for an exhaust gas recirculation systemCATERPILLAR INC·Filed 2001·Granted Nov 4, 2003·20 cites·21 claims
- 3263US7491247B1Fuel emulsion compositions having reduced NOx emissionsJAKUSH EDWARD A·Filed 2000·Granted Feb 17, 2009·6 cites·33 claims
- 3362US6192686B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted Feb 27, 2001·20 cites·21 claims
- 3460US6185939B1Exhaust gas recirculation systemCATERPILLAR INC·Filed 1999·Granted Feb 13, 2001·19 cites·21 claims
- 3560US5709196AFuel control system for an internal combustion engine using a low cetane quality fuelCATERPILLAR INC·Filed 1996·Granted Jan 20, 1998·20 cites·18 claims
- 3657US6656236B1Constant heating value aqueous fuel mixture and method for formulating the sameCLEAN FUEL TECHNOLOGY INC·Filed 1998·Granted Dec 2, 2003·15 cites·63 claims
- 3756US7287372B2Exhaust after-treatment system with in-cylinder addition of unburnt hydrocarbonsCATERPILLAR INC·Filed 2005·Granted Oct 30, 2007·3 cites·9 claims
- 3852US5765537AFuel recirculation systemCATERPILLAR INC·Filed 1997·Granted Jun 16, 1998·23 cites·18 claims
- 3950US6397826B1Fuel cooling system for fuel emulsion based compression ignition engineCLEAN FUEL TECHNOLOGY INC·Filed 1998·Granted Jun 4, 2002·12 cites·13 claims
- 4046US7407522B2Stabile invert fuel emulsion compositions and method of makingCLEAN FUELS TECHNOLOGY INC·Filed 2004·Granted Aug 5, 2008·0 cites·19 claims
- 4145US7552583B2Exhaust purification with on-board ammonia productionCATERPILLAR INC·Filed 2004·Granted Jun 30, 2009·5 cites·36 claims
- 4245US6386149B1Method of operating an engine with a mixture of gaseous fuel and emulsified pilot fuel to reduce nitrogen oxide emissionsCLEAN FUEL TECHNOLOGY INC·Filed 1999·Granted May 14, 2002·18 cites·13 claims
- 4345US6079395AExhaust gas recirculation systemCATERPILLAR INC·Filed 1998·Granted Jun 27, 2000·9 cites·28 claims
- 4445US2005229900A1Combustion engine including exhaust purification with on-board ammonia productionCATERPILLAR INC·Filed 2004·Application pending·0 cites
- 4544US7645305B1High stability fuel compositionsCLEAN FUELS TECHNOLOGY INC·Filed 1998·Granted Jan 12, 2010·10 cites·19 claims
- 4644US6447556B1Fuel emulsion blending systemCLEAN FUEL TECHNOLOGY INC·Filed 1998·Granted Sep 10, 2002·15 cites·28 claims
- 4744US6125796AStaged injection of an emulsified diesel fuel into a combustion chamber of a diesel engineCATERPILLAR INC·Filed 1998·Granted Oct 3, 2000·9 cites·17 claims
- 4843US7661263B2Method of operating an internal combustion engineCATERPILLAR INC·Filed 2004·Granted Feb 16, 2010·4 cites·33 claims
- 4943USRE39937EExhaust gas recirculation systemCATERPILLAR INC·Filed 2002·Granted Dec 11, 2007·3 cites·43 claims
- 5042US2007079805A1Air and fuel supply system for combustion engine operating at optimum engine speedWEBER JAMES R·Filed 2006·Application pending·0 cites
Showing the top 50 of 65 patent records by PatentIndex Score.
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