P

Inventor

KETTERER ALEXANDER

DE8 patents
⚠️ This page may combine multiple inventors who share the name “KETTERER ALEXANDER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SIEMENS AG

6 patents
US7003943B2Feb 28, 2006

Method and device for lambda control and for catalytic converter diagnosis in an internal combustion engine

SIEMENS AG21 citations92
US5862661AJan 26, 1999

Method for monitoring catalytic converter efficiency

SIEMENS AG35 citations92
US5647205AJul 15, 1997

Process for checking the conversion capability of a catalyst

SIEMENS AG22 citations91
US5732549AMar 31, 1998

Method for checking the conversion capability of a catalytic converter

SIEMENS AG21 citations90
US6314723B1Nov 13, 2001

Method of checking the functional capability of a catalytic converter

SIEMENS AG17 citations81
US7191771B2Mar 20, 2007

Method for controlling an internal combustion engine having a lambda regulation

SIEMENS AG6 citations62

GRUNWALD OLIVER

1 patent
US8127596B2Mar 6, 2012

Method for verifying the tightness of a tank bleeding system without using a pressure sensor

GRUNWALD OLIVER0 citations38

CONTINENTAL AUTOMOTIVE GMBH

1 patent
US8000853B2Aug 16, 2011

Method and device for operating an internal combustion engine

CONTINENTAL AUTOMOTIVE GMBH0 citations38