Inventor · disambiguated record
Marcus Pfeifer
Also filed as: PFEIFER MARCUS
29 granted patents·10 pending applications·407 citations·filing 2001–2018
96Inventor score
Top patents by PatentIndex Score
39 records- 0197US7005116B2Process for reducing nitrogen oxidesUMICORE AG & CO KG·Filed 2005·Granted Feb 28, 2006·48 cites·10 claims
- 0295US6843971B2Process and catalyst for reducing nitrogen oxidesUMICORE AG & CO KG·Filed 2001·Granted Jan 18, 2005·76 cites·10 claims
- 0391US8226896B2Catalytic activated diesel particle filter with ammonia trap effectPFEIFER MARCUS·Filed 2008·Granted Jul 24, 2012·20 cites·20 claims
- 0491US6725647B2Exhaust gas treatment units for internal combustion engines and processes for operating themUMICORE AG & CO KG·Filed 2002·Granted Apr 27, 2004·67 cites·16 claims
- 0590US7977275B2Catalytically coated particle filter and method for producing the same and its useUMICORE AG & CO KG·Filed 2005·Granted Jul 12, 2011·29 cites·13 claims
- 0689US7761428B2System, method, and software for managing information retention using uniform retention rulesSAP AG·Filed 2007·Granted Jul 20, 2010·26 cites·25 claims
- 0785US9347354B2Reduction-catalyst-coated diesel particle filter having improved characteristicsPFEIFER MARCUS·Filed 2011·Granted May 24, 2016·8 cites·20 claims
- 0882US7922987B2Catalytically coated diesel particle filter, process for producing it and its useUMICORE AG & CO KG·Filed 2007·Granted Apr 12, 2011·10 cites·12 claims
- 0982US7799298B2Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditionsUMICORE AG & CO KG·Filed 2004·Granted Sep 21, 2010·31 cites·9 claims
- 1081US10914214B2SCR diesel particle filter with oxidation catalyst and oxygen storage catalyst loadings, and exhaust system including the sameUMICORE AG & CO KG·Filed 2017·Granted Feb 9, 2021·2 cites·29 claims
- 1177US9527036B2Catalyst system for treating NOx- and particle-containing diesel exhaust gasUMICORE AG & CO KG·Filed 2013·Granted Dec 27, 2016·3 cites·14 claims
- 1276US9492787B2Method for preventing the contamination by platinum of an SCR catalystUMICORE AG & CO KG·Filed 2013·Granted Nov 15, 2016·4 cites·20 claims
- 1375US7431895B2Exhaust gas treatment unit for the selective catalytic reduction of nitrogen oxides under lean exhaust gas conditions and a process for the treatment of exhaust gasesUMICORE AG & CO KG·Filed 2001·Granted Oct 7, 2008·31 cites·12 claims
- 1474US7351382B2Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phaseUMICORE AG & CO KG·Filed 2003·Granted Apr 1, 2008·22 cites·6 claims
- 1571US8431186B2Method for the coating of a diesel particle filter and diesel particle filter produced therebyJESKE GERALD·Filed 2009·Granted Apr 30, 2013·4 cites·17 claims
- 1669US8057768B2Device for the purification of diesel exhaust gasesSCHNEIDER WOLFGANG·Filed 2008·Granted Nov 15, 2011·8 cites·7 claims
- 1769US7937410B2Generic archiving of enterprise service oriented architecture dataSAP AG·Filed 2007·Granted May 3, 2011·6 cites·18 claims
- 1868US8863507B2Exhaust gas purification system for the treatment of engine exhaust gases by means of SCR catalystADELMANN KATJA·Filed 2009·Granted Oct 21, 2014·2 cites·20 claims
- 1966US8278236B2Method for catalytically coating ceramic honeycomb bodiesPFEIFER MARCUS·Filed 2006·Granted Oct 2, 2012·1 cites·15 claims
- 2063US9346019B2Coated diesel particle filterUMICORE AG & CO KG·Filed 2013·Granted May 24, 2016·1 cites·22 claims
- 2158US2009285736A1Catalytic Soot Filter and Use Thereof in Treatment of Lean Exhaust GasesUMICORE AG & CO KG·Filed 2009·Application pending·0 cites
- 2257US9278347B2Catalytically coated ceramic honeycomb bodiesPFEIFER MARCUS·Filed 2012·Granted Mar 8, 2016·0 cites·11 claims
- 2354US7953712B2Computer system, a database for storing electronic data and a method to operate a database systemSAP AG·Filed 2005·Granted May 31, 2011·2 cites·12 claims
- 2453US10316739B2Method and device for the purification of diesel exhaust gasesUMICORE AG & CO KG·Filed 2018·Granted Jun 11, 2019·0 cites·13 claims
- 2550US10001053B2Method and device for the purification of diesel exhaust gasesSPURK PAUL·Filed 2009·Granted Jun 19, 2018·0 cites·18 claims
- 2650US7653666B2Method and computer system for identifying objects for archivingSAP AG·Filed 2002·Granted Jan 26, 2010·2 cites·18 claims
- 2748US8569199B2Vanadium-free catalyst for selective catalytic reduction and process for it's preparationADELMANN KATJA·Filed 2007·Granted Oct 29, 2013·1 cites·16 claims
- 2848US2006270548A1Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phaseUMICORE AG & CO KG·Filed 2006·Application pending·0 cites
- 2947US10898889B2SCR catalyst and exhaust gas cleaning systemUMICORE AG & CO KG·Filed 2018·Granted Jan 26, 2021·0 cites·19 claims
- 3046US10994267B2Vanadium trapping SCR systemUMICORE AG & CO KG·Filed 2016·Granted May 4, 2021·0 cites·22 claims
- 3146US8136349B2Exhaust-gas purification system with particulate filter and method of operation thereof with improved regeneration of the particulate filterGIESHOFF JUERGEN·Filed 2004·Granted Mar 20, 2012·3 cites·8 claims
- 3243US2004065078A1Catalytic soot filter and use thereof in treatment of lean exhaust gasesFiled 2001·Application pending·0 cites
- 3341US2008026141A1Particle Filter Provided with Catalytic CoatingUMICORE AG & CO KG·Filed 2005·Application pending·0 cites
- 3441US2009129995A1Method for coating a surface filter with a finely divided solids, filter so obtained and its useUMICORE AG & CO KG·Filed 2005·Application pending·0 cites
- 3537US2003101718A1Method and device for the catalytic conversion of gaseous pollutants in the exhaust gas of combustion enginesFiled 2002·Application pending·0 cites
- 3637US2002170433A1Process and device for removing soot particles from diesel engine exhaust gasOMG AG & CO KG·Filed 2002·Application pending·0 cites
- 3737US2005198078A1Computer system, a database for storing electronic data and a method to operate a database system for converting and displaying archived dataFiled 2005·Application pending·0 cites
- 3834US2004037754A1Apparatus for the removal of soot particles from the exhaust gas of diesel enginesFiled 2003·Application pending·0 cites
- 3929US2007157600A1Regeneration of diesel particulate filters using lambda variationUMICORE AG & CO KG·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →