Inventor · disambiguated record
John R. Gladden
Also filed as: GLADDEN JOHN · GLADDEN JOHN R · GLADDEN JOHN RAY
24 granted patents·1 pending application·1,046 citations·filing 1978–2012
97Inventor score
Files withCATERPILLAR INC16CATERPILLAR TRACTOR CO4GLADDEN JOHN R2CUMMINS ENGINE CO INC1GLADDEN JOHN1
Top patents by PatentIndex Score
25 records- 0198US6301889B1Turbocharger with exhaust gas recirculationCATERPILLAR INC·Filed 2000·Granted Oct 16, 2001·177 cites·29 claims
- 0296US5052178AUnitary hybrid exhaust system and method for reducing particulate emmissions from internal combustion enginesCUMMINS ENGINE CO INC·Filed 1989·Granted Oct 1, 1991·111 cites·30 claims
- 0395US6761025B1Enhanced ammonia feed control for selective catalytic reductionCATERPILLAR INC·Filed 2002·Granted Jul 13, 2004·71 cites·20 claims
- 0495US4403473AAmmonia/fuel ratio control system for reducing nitrogen oxide emissionsCATERPILLAR TRACTOR CO·Filed 1981·Granted Sep 13, 1983·88 cites·13 claims
- 0595US4188364ATwo-stage catalysis of engine exhaustCATERPILLAR TRACTOR CO·Filed 1978·Granted Feb 12, 1980·65 cites·3 claims
- 0694US4586338AHeat recovery system including a dual pressure turbineCATERPILLAR TRACTOR CO·Filed 1984·Granted May 6, 1986·75 cites·14 claims
- 0793US6345503B1Multi-stage compressor in a turbocharger and method of configuring sameCATERPILLAR INC·Filed 2000·Granted Feb 12, 2002·50 cites·15 claims
- 0893US6324848B1Turbocharger system to inhibit surge in a multi-stage compressorCATERPILLAR INC·Filed 2000·Granted Dec 4, 2001·55 cites·20 claims
- 0989US8297053B2Exhaust system having parallel asymmetric turbochargers and EGRGLADDEN JOHN R·Filed 2008·Granted Oct 30, 2012·18 cites·19 claims
- 1088US6601388B1Turbocharger with enhanced compressor bleed capabilityCATERPILLAR INC·Filed 2001·Granted Aug 5, 2003·35 cites·18 claims
- 1187US6357234B1Turbocharger system with turbines having independently controlled variable nozzlesCATERPILLAR INC·Filed 2000·Granted Mar 19, 2002·33 cites·24 claims
- 1285US6422014B1Turbocharger with controllable flow geometry for two stage turbineCATERPILLAR INC·Filed 2001·Granted Jul 23, 2002·28 cites·21 claims
- 1385US6418723B1Low pressure gaseous fuel systemCATERPILLAR INC·Filed 2000·Granted Jul 16, 2002·25 cites·10 claims
- 1484US4155986ADual catalyst nitric oxide reductionCATERPILLAR TRACTOR CO·Filed 1978·Granted May 22, 1979·33 cites·5 claims
- 1582US8297054B2Exhaust system having turbo-assisted high-pressure EGRGLADDEN JOHN RAY·Filed 2008·Granted Oct 30, 2012·22 cites·20 claims
- 1682US6293103B1Turbocharger system to inhibit reduced pressure in intake manifoldCATERPILLAR INC·Filed 2000·Granted Sep 25, 2001·26 cites·22 claims
- 1781US8813713B2Piston with cylindrical wallGLADDEN JOHN R·Filed 2011·Granted Aug 26, 2014·6 cites·20 claims
- 1873US7104120B2Method and system of determining life of turbochargerCATERPILLAR INC·Filed 2004·Granted Sep 12, 2006·28 cites·20 claims
- 1973US6553764B1Enhanced response turbocharger using flywheel storageCATERPILLAR INC·Filed 2001·Granted Apr 29, 2003·18 cites·15 claims
- 2071US6374612B1Interstage cooling of a multi-compressor turbochargerCATERPILLAR INC·Filed 2000·Granted Apr 23, 2002·18 cites·21 claims
- 2169US6282899B1Scrolless compressor housingCATERPILLAR INC·Filed 2000·Granted Sep 4, 2001·15 cites·25 claims
- 2268US6550247B1Multiple parallel turbocharger control with discrete step nozzlesCATERPILLAR INC·Filed 2001·Granted Apr 22, 2003·22 cites·21 claims
- 2364US6805108B2Heat exchanger for a superchargerCATERPILLAR INC·Filed 2002·Granted Oct 19, 2004·11 cites·55 claims
- 2455US4684321AHeat recovery system including a dual pressure turbineCATERPILLAR INC·Filed 1985·Granted Aug 4, 1987·16 cites·15 claims
- 2542US2013319372A1Internal Combustion Engine Having Piston Configured For Reduced Particulate Emissions, And MethodGLADDEN JOHN·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →