Coreless detector for ignition dischage current

Current detection circuit for A/F sensor

Cylinder discrimination device and cylinder discrimination...

Cylinder identifying apparatus for a multi-cylinder internal com

Cylinder identifying apparatus for combustion engine

Data holding device of an internal combustion engine

Detecting field from different ignition coils using...

Detecting misfiring in spark ignition engines

Device and a method for the detection of pinking in Otto engines

Device and method for detecting engine combustion condition

Device for accurately detecting ion current of internal combusti

Device for detecting abnormality of spark plugs for internal com

Device for detecting actual ignition in a simultaneous ignition

Device for detecting knocking in an internal combustion engine

Device for detecting misfire of an internal combustion engine by

Device for diagnosing ignition system for use in internal combus

Device for diagnosis of trouble in vehicle ignition devices

Device for generating a trigger signal from ignition pulses in a

Device for testing a solid state glow plug controller

Device for testing ignition system of a combustion engine