Inventor · disambiguated record
Roger Urven
Also filed as: URVEN JR ROGER L · URVEN JR ROGER LEROY · URVEN ROGER L JR
10 granted patents·1 pending application·138 citations·filing 2003–2008
90Inventor score
Top patents by PatentIndex Score
11 records- 0189US7422000B2Method of transitioning between operating modes in an internal combustion engineCATERPILLAR INC·Filed 2005·Granted Sep 9, 2008·17 cites·21 claims
- 0288US7909271B2Fuel injector nozzle for an internal combustion engineCATERPILLAR INC·Filed 2008·Granted Mar 22, 2011·11 cites·12 claims
- 0388US7032566B2Fuel injector nozzle for an internal combustion engineCATERPILLAR INC·Filed 2003·Granted Apr 25, 2006·22 cites·33 claims
- 0486US8006482B2Method of purging fluid injector by heatingCATERPILLAR INC·Filed 2007·Granted Aug 30, 2011·13 cites·23 claims
- 0586US7444980B2Fuel injector nozzle for an internal combustion engineCATERPILLAR INC·Filed 2007·Granted Nov 4, 2008·12 cites·43 claims
- 0682US7219649B2Engine system and method of operating same over multiple engine load rangesCATERPILLAR INC·Filed 2005·Granted May 22, 2007·11 cites·19 claims
- 0779US7185614B2Double bowl pistonCATERPILLAR INC·Filed 2004·Granted Mar 6, 2007·42 cites·44 claims
- 0869US8484947B2Fluid injector having purge heaterURVEN JR ROGER LEROY·Filed 2007·Granted Jul 16, 2013·6 cites·20 claims
- 0960US7685809B2On-board ammonia generation and exhaust after treatment system using sameCATERPILLAR INC·Filed 2005·Granted Mar 30, 2010·4 cites·7 claims
- 1046US7290520B2Fuel injector nozzle for an internal combustion engineCATERPILLAR INC·Filed 2006·Granted Nov 6, 2007·0 cites·12 claims
- 1130US2007028890A1Turbocharged internal combustion engine and method of operating sameBROWN CORY A·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →