Inventor · Karben, DE

Thomas Kreuzer

70Patents
20h-index
85Co-inventors
91Inventor score

Filing activity: Apr 11, 1997 → Aug 7, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6294140A Layered noble metal-containing exhaust gas catalyst and its preparation Emerging Cross-Sectional Technologies 87 Expired
US6342465B1 Process for preparing a catalyst Performing Operations; Transporting 76 Expired
US6475951B1 Catalyst material Emerging Cross-Sectional Technologies 73 Expired
US6348430B1 Exhaust gas treatment catalyst for internal combustion engines with two catalytically active layers on a carrier structure Emerging Cross-Sectional Technologies 71 Expired
US6843971B2 Process and catalyst for reducing nitrogen oxides Emerging Cross-Sectional Technologies 47 Expired
US5928981A Diesel catalytic converter Emerging Cross-Sectional Technologies 46 Expired
US6080375A Exhaust gas purification catalyst with improved hydrocarbon conversion Emerging Cross-Sectional Technologies 41 Expired
US6677264B1 Catalyst for cleaning up the exhaust gases of a diesel engine Emerging Cross-Sectional Technologies 41 Expired
US6338831B1 Storage material for sulfur oxides Performing Operations; Transporting 34 Expired
US6180075A Exhaust gas catalyst Emerging Cross-Sectional Technologies 34 Expired
US6725647B2 Exhaust gas treatment units for internal combustion engines and processes for operating them Emerging Cross-Sectional Technologies 34 Expired
US6334986B1 Process for the selective catalytic reduction of the nitrogen oxides contained in a lean exhaust gas Emerging Cross-Sectional Technologies 31 Expired
US6089015A Method of purifying a lean exhaust gas and catalytic system therefor Emerging Cross-Sectional Technologies 30 Expired
US6685900B2 Catalyst for purifying the exhaust gases of diesel engines, and process for the preparation thereof Emerging Cross-Sectional Technologies 25 Expired
US6938411B2 Method for removing nitrogen oxides and particulates from the lean exhaust gas of an internal combustion engine and exhaust gas emission system Emerging Cross-Sectional Technologies 25 Expired
US6524992B2 Single layer high performance catalyst Emerging Cross-Sectional Technologies 24 Expired
US7563744B2 Catalyst featuring silicone dioxide based support material for the purification of exhaust gases Performing Operations; Transporting 23 Expired
US6875725B2 Exhaust-gas purification catalyst to be used close to the engine and process for its production Emerging Cross-Sectional Technologies 22 Expired
US7005116B2 Process for reducing nitrogen oxides Emerging Cross-Sectional Technologies 21 Expired
US6684628B2 Process for checking the operatability of a nitrogen oxide storage catalyst Emerging Cross-Sectional Technologies 20 Expired
US7313911B2 Method of removing nitrogen oxides from the exhaust gas of a lean-burn internal combustion engine and exhaust-gas purification system therefor Emerging Cross-Sectional Technologies 20 Expired
US6713031B2 Structured catalysts for selective reduction of nitrogen oxides by ammonia using a compound that can be hydrolyzed to ammonia Emerging Cross-Sectional Technologies 20 Expired
US7799298B2 Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditions Emerging Cross-Sectional Technologies 20 Active
US6739176B2 Process for checking the operability of an exhaust gas purification catalyst Emerging Cross-Sectional Technologies 19 Expired
US7431895B2 Exhaust gas treatment unit for the selective catalytic reduction of nitrogen oxides under lean exhaust gas conditions and a process for the treatment of exhaust gases Emerging Cross-Sectional Technologies 19 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.