P

Inventor

HUETHWOHL GEORG

DE11 patents
⚠️ This page may combine multiple inventors who share the name “HUETHWOHL GEORG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FEV MOTORENTECH GMBH & CO KG

4 patents
US4872889AOct 10, 1989

Filter system for the removal of engine emission particulates

FEV MOTORENTECH GMBH & CO KG55 citations95
US5671600ASep 30, 1997

Method of reducing the NOx emission of a supercharged piston-type internal combustion engine

FEV MOTORENTECH GMBH & CO KG62 citations94
US5472462ADec 5, 1995

Filter arrangement for removal of soot particles from the exhaust gases of an internal combustion engine

FEV MOTORENTECH GMBH & CO KG27 citations91
US4709547ADec 1, 1987

Process for the regeneration of engine emission particulates deposited in a particulate trap

FEV MOTORENTECH GMBH & CO KG16 citations73

JOHNSON MATTHEY PLC

3 patents
US7498010B2Mar 3, 2009

Catalytic reduction of NOx

JOHNSON MATTHEY PLC31 citations92
US8833062B1Sep 16, 2014

Catalytic reduction of NOx

JOHNSON MATTHEY PLC3 citations62
US8850802B1Oct 7, 2014

Catalytic reduction of NOx

JOHNSON MATTHEY PLC1 citations48

ANDREASSON ANDERS

2 patents
US8480986B2Jul 9, 2013

Catalytic reduction of NOx

ANDREASSON ANDERS6 citations81
US8142747B2Mar 27, 2012

Catalytic reduction of NOx

ANDREASSON ANDERS4 citations71

HJS FAHRZEUGTECHNIK GMBH & CO

1 patent
US6613292B1Sep 2, 2003

Converter for a device for introducing ammonia into exhaust gas flow of internal combustion engine and method for filling converter

HJS FAHRZEUGTECHNIK GMBH & CO10 citations72

HUETHWOHL GEORG

1 patent
US8549844B2Oct 8, 2013

Exhaust gas after treatment apparatus of a motor vehicle

HUETHWOHL GEORG6 citations63