Inventor
HAHN HERMANN
DE15 patents
⚠️ This page may combine multiple inventors who share the name “HAHN HERMANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VOLKSWAGEN AG
10 patentsUS6408615B1Jun 25, 2002
Method for controlling an NOx accumulating catalytic converter
VOLKSWAGEN AG23 citations92
US6843240B1Jan 18, 2005
Method for monitoring the functioning of a NOx sensor arranged in an exhaust gas channel of an internal combustion engine
VOLKSWAGEN AG32 citations91
US6705078B2Mar 16, 2004
Method and device for controlling a NOx storage catalyst that is arranged in an exhaust gas channel of a combustion engine
VOLKSWAGEN AG10 citations69
US8020369B2Sep 20, 2011
Expanded mixture control for reducing exhaust-gas emissions
VOLKSWAGEN AG4 citations62
US8020370B2Sep 20, 2011
Lambda controller with balancing of the quantity of oxygen
VOLKSWAGEN AG2 citations62
US6928808B2Aug 16, 2005
Device and method for controlling the nox regeneration of a nox storage catalyst
VOLKSWAGEN AG2 citations58
US7073324B2Jul 11, 2006
Device and method for determining the need for regeneration in a NOx storage catalyst
VOLKSWAGEN AG2 citations57
US10548186B2Jan 28, 2020
Method for controlling a heating device for heating a component, control device and motor vehicle with same
VOLKSWAGEN AG0 citations41
US9714623B2Jul 25, 2017
Method and device for regulating an air-fuel ratio of an internal combustion engine
VOLKSWAGEN AG0 citations41
US9212584B2Dec 15, 2015
Method for operating an internal combustion engine, and control unit set up for carrying out the method
VOLKSWAGEN AG0 citations41