LandOfFree - US Patents - Listing for Internal-combustion engines,High tension ignition system

Internal-combustion engines – High tension ignition system – Using capacitive storage and discharge for spark energy

Engine ignition system having fail-safe function

Internal-combustion engines – High tension ignition system – Safety device

Engine ignition system having noise protection circuit

Internal-combustion engines – High tension ignition system – Having specific trigger circuitry

Engine ignition system having noise protection circuit

Internal-combustion engines – High tension ignition system – Specific coil location

Engine ignition system including a transformer assembly and posi

Internal-combustion engines – High tension ignition system – Having dwell control

Engine ignition system with automatic timing shift

Internal-combustion engines – High tension ignition system – Using capacitive storage and discharge for spark energy

Engine ignition timing control device

Internal-combustion engines – High tension ignition system – Using capacitive storage and discharge for spark energy

Engine including means for retarding sparking operation to contr

Internal-combustion engines – High tension ignition system – Using capacitive storage and discharge for spark energy

Engine including means for retarding sparking operation to contr

Internal-combustion engines – High tension ignition system – Safety device

Engine shut-down device

Internal-combustion engines – High tension ignition system – Having specific trigger circuitry

Engine spark control apparatus

Internal-combustion engines – High tension ignition system – Having specific trigger circuitry

Engine spark control apparatus

Internal-combustion engines – High tension ignition system – Additional spark energy supply

Engine spark ignition system capacitive coupler

Internal-combustion engines – High tension ignition system – Having specific trigger circuitry

Engine spark timing control with added retard and RF signal prot

Internal-combustion engines – High tension ignition system – Additional spark energy supply

Engine timed ignition system with improvement

Internal-combustion engines – High tension ignition system – Additional spark energy supply

Enhanced spark energy distributorless ignition system

Internal-combustion engines – High tension ignition system – Additional spark energy supply

Enhanced spark energy distributorless ignition system (A)

Internal-combustion engines – High tension ignition system – Additional spark energy supply

Enhanced spark energy distributorless ignition system (B)

Internal-combustion engines – High tension ignition system – Additional spark energy supply

Extended duration high-energy ignition circuit

Internal-combustion engines – High tension ignition system – Using capacitive storage and discharge for spark energy

Extended spark capacitor discharge ignition system