Inventor
LANGNER ARND-MATTHIAS
DE4 patents
Patents
4 patentsUS4918389AApr 17, 1990
Detecting misfiring in spark ignition engines
BOSCH GMBH ROBERT58 citations94
US5334938AAug 2, 1994
Method of monitoring an internal combustion engine ignition system by measuring spark duration or voltage and distinction between isolated errors and recurrent errors
BOSCH GMBH ROBERT31 citations91
US5619975AApr 15, 1997
Method for monitoring operations of an internal combustion engine to detect combustion misses
BOSCH GMBH ROBERT9 citations72
US5201293AApr 13, 1993
Method of monitoring the operation of an internal combustion engine
BOSCH GMBH ROBERT15 citations72