Means for timing plug firing in piezoelectric ignition system

Mercury switch system for automotive ignition cut-off

Method and apparatus for controllably generating sparks in...

Method and apparatus for controllably generating sparks in...

Method and apparatus for controlling an internal combustion...

Method and apparatus for controlling ignition timing for...

Method and apparatus for determining the timing angle in...

Method and apparatus for igniting air-fuel mixture in an engine

Method and apparatus for inspecting spark plug while spark...

Method and apparatus for measurement of engine ignition timing

Method and apparatus for providing ignition timing alarm for...

Method and apparatus for raising the spark energy in...

Method and apparatus for testing engines

Method and device for automatic control of a regulated...

Method and device for the automatic setting of the ignition...

Method and device for the measuring and monitoring of...

Method for advanced crank spark with blend spark retard for...

Method for controlling engine timing

Method for controlling ignition timing of an engine for...

Method for eliminating detonation in a cylinder of an...