Inventor · disambiguated record
Steven J. Schmieg
Also filed as: SCHMIEG STEVEN J · SCHMIEG STEVEN JEFFREY
29 granted patents·7 pending applications·218 citations·filing 2002–2016
96Inventor score
Files withGM GLOBAL TECH OPERATIONS INC7GONZE EUGENE V5SCHMIEG STEVEN J4GEN MOTORS CORP3GM GLOBAL TECH OPERATIONS LLC3
Top patents by PatentIndex Score
36 records- 0192US9597635B2Zeolite promoted silver based catalyst for NOx storageGM GLOBAL TECH OPERATIONS LLC·Filed 2014·Granted Mar 21, 2017·9 cites·18 claims
- 0291US9181843B2On-board diagnostic method for NO2 formation in an oxidation catalystKIM CHANG H·Filed 2012·Granted Nov 10, 2015·11 cites·12 claims
- 0391US8466083B2Bi-functional catalyst materials for lean exhaust NOx reductionSCHMIEG STEVEN J·Filed 2010·Granted Jun 18, 2013·12 cites·14 claims
- 0491US8377400B2Methods and systems for oxidizing nitric oxide in a gas streamGM GLOBAL TECH OPERATIONS INC·Filed 2010·Granted Feb 19, 2013·12 cites·23 claims
- 0589US8268274B2Catalyst combinations and methods and systems for oxidizing nitric oxide in a gas streamKIM CHANG H·Filed 2010·Granted Sep 18, 2012·7 cites·42 claims
- 0688US8713914B2Method and apparatus for monitoring a hydrocarbon-selective catalytic reduction deviceSCHMIEG STEVEN J·Filed 2009·Granted May 6, 2014·18 cites·11 claims
- 0787US8393140B2Passive ammonia-selective catalytic reduction for NOx control in internal combustion enginesPERRY KEVIN L·Filed 2009·Granted Mar 12, 2013·17 cites·19 claims
- 0886US8943811B2Perovskite-based catalysts, catalyst combinations and methods of making and using the sameLI WEI·Filed 2010·Granted Feb 3, 2015·5 cites·22 claims
- 0986US8920756B2Silver promoted close-coupled NOx absorberGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Dec 30, 2014·7 cites·20 claims
- 1086US8505282B2Selective catalytic reduction (SCR) device control systemGONZE EUGENE V·Filed 2011·Granted Aug 13, 2013·10 cites·20 claims
- 1185US8661788B2Exhaust aftertreatment systems that include an ammonia-SCR catalyst promoted with an oxygen storage materialQI GONGSHIN·Filed 2010·Granted Mar 4, 2014·7 cites·15 claims
- 1284US8906331B2Nitric oxide oxidation over silver-based catalystsGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Dec 9, 2014·5 cites·18 claims
- 1382US7000382B2Partial oxidation of alcoholsGEN MOTORS CORP·Filed 2003·Granted Feb 21, 2006·12 cites·27 claims
- 1481US8813478B2Selective catalytic reduction (SCR) system for NOx storageGONZE EUGENE V·Filed 2011·Granted Aug 26, 2014·7 cites·20 claims
- 1580US8006481B2Method and apparatus to selectively reduce NOx in an exhaust gas feedstreamGM GLOBAL TECH OPERATIONS INC·Filed 2006·Granted Aug 30, 2011·10 cites·30 claims
- 1676US9376948B2Vehicle and method of treating an exhaust gasGM GLOBAL TECH OPERATIONS INC·Filed 2013·Granted Jun 28, 2016·3 cites·20 claims
- 1776US6959538B2Ultra low power plasma reactor system for automotive NOx emission controlGEN MOTORS CORP·Filed 2002·Granted Nov 1, 2005·23 cites·14 claims
- 1875US9732687B2Perovskite oxide compounds for use in exhaust aftertreatment systemsLI WEI·Filed 2010·Granted Aug 15, 2017·3 cites·20 claims
- 1975US7943548B2Catalysts to reduce NOx in an exhaust gas stream and methods of preparationBASF CORP·Filed 2006·Granted May 17, 2011·6 cites·17 claims
- 2071US8635862B2Control system for reducing nitrous oxide (“N2O”) after selective catalytic reduction (“SCR”) device light-offGONZE EUGENE V·Filed 2012·Granted Jan 28, 2014·4 cites·19 claims
- 2170US7272925B2NOx reduction in lean burn engine exhaustGM GLOBAL TECH OPERATIONS INC·Filed 2005·Granted Sep 25, 2007·5 cites·10 claims
- 2269US8984870B2Low temperature NOx storage system for lean exhaust aftertreatmentSCHMIEG STEVEN J·Filed 2011·Granted Mar 24, 2015·2 cites·15 claims
- 2369US8621847B2Engine off NH3 based selective catalytic reduction NOX adsorberGONZE EUGENE V·Filed 2011·Granted Jan 7, 2014·3 cites·17 claims
- 2464US8769932B2Cold start NO2 generation systemGONZE EUGENE V·Filed 2011·Granted Jul 8, 2014·1 cites·28 claims
- 2562US7060231B2Plasma reactor having regions of active and passive electric fieldGEN MOTORS CORP·Filed 2002·Granted Jun 13, 2006·12 cites·18 claims
- 2655US8302379B2Passive ammonia-selective catalytic reduction for NOx control in internal combustion enginesNARAYANASWAMY KUSHAL·Filed 2009·Granted Nov 6, 2012·3 cites·23 claims
- 2753US8186151B2Method to monitor HC-SCR catalyst NOx reduction performance for lean exhaust applicationsVIOLA MICHAEL B·Filed 2009·Granted May 29, 2012·4 cites·16 claims
- 2850US2010192545A1Exhaust aftertreatment systemGM GLOBAL TECH OPERATIONS INC·Filed 2009·Application pending·0 cites
- 2945US9850797B2Selective catalytic reduction deviceGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Dec 26, 2017·0 cites·17 claims
- 3040US10145281B2Synergistic combinations of low temperature NOx adsorbersGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Dec 4, 2018·0 cites·17 claims
- 3140US2012183467A1Low temperature oxidation of ammonia in nitric acid productionQI GONGSHIN·Filed 2011·Application pending·0 cites
- 3239US2012191288A1On-board diagnostics system and methodQI GONGSHIN·Filed 2011·Application pending·0 cites
- 3339US2010209329A1Catalyst for producing ammonia from hydrocarbon and nitrogen oxidesBASF CATALYSTS LLC·Filed 2010·Application pending·0 cites
- 3438US2012042631A1Catalyst materials for ammonia oxidation in lean-burn engine exhaustSCHMIEG STEVEN J·Filed 2010·Application pending·0 cites
- 3536US2004000475A1Plasma reactor having regions of active and passive electric fieldFiled 2002·Application pending·0 cites
- 3633US2012079813A1OPERATING METHODS FOR SELECTIVE CATALYTIC REDUCTION OF NOxSLOANE THOMPSON M·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →