Ruwisch; Lutz Marc

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ruwisch; Lutz Marc.The latest application filed is for "method for operating a nitrogen oxide storage catalyst in a diesel engine".

Company Profile

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Ruwisch; Lutz Marc - Darmstadt DE
Ruwisch; Lutz Marc - Darnstadt DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for operating a nitrogen oxide storage catalyst in a diesel engine Grant 7,670,577 - Rohr , et al. March 2, 2	2010-03-02
Method For Operating A Nitrogen Oxide Storage Catalyst In A Diesel Engine App 20090297415 - Rohr; Friedemann ; et al.	2009-12-03
Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phase Grant 7,351,382 - Pfeifer , et al. April 1, 2	2008-04-01
Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phase App 20060270548 - Pfeifer; Marcus ; et al.	2006-11-30
Catalyst for lowering the amount of nitrogen oxides in the exhaust gas from lean burn engines Grant 6,858,193 - Ruwisch , et al. February 22, 2	2005-02-22
Particle filter having a catalytically active coating to accelerate burning off accumulated soot particles during a regeneration phase App 20040067176 - Pfeifer, Marcus ; et al.	2004-04-08
Process for checking the operatability of a nitrogen oxide storage catalyst Grant 6,684,628 - Gobel , et al. February 3, 2	2004-02-03
Method for producing a nitrogen oxide storage material and a storage material made with it Grant 6,602,820 - Gobel , et al. August 5, 2	2003-08-05
Catalyst for lowering the amount of nitrogen oxides in the exhaust gas from lean burn engines App 20030125202 - Ruwisch, Lutz Marc ; et al.	2003-07-03
Process for checking the operatability of a nitrogen oxide storage catalyst App 20020012623 - Gobel, Ulrich ; et al.	2002-01-31

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