LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Igniters – Incandescent

Multiple spark discharge circuitry

Internal-combustion engines – High tension ignition system – High frequency ignition system

Multiple spark discharge ignition system

Internal-combustion engines – Combustion chamber having multiple spark gaps

Multiple spark ignition gasket

Internal-combustion engines – Igniters – Incandescent

Multiple spark ignition system

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

Multiple spark ignition system for an internal combustion engine

Internal-combustion engines – Igniters – Sparkers

Multiple spark pattern internal combustion initiation device...

Internal-combustion engines – Spark ignition timing control – Electronic control

Multiple spark plug per cylinder engine with individual plug...

Internal-combustion engines – Igniters – Sparkers

Multiple sparking ignition device

Internal-combustion engines – Cooling – Internal cooling of moving parts; e.g. – hollow valves,...

Multiple spray engine cooling nozzle and engines equipped...

Internal-combustion engines – Two-cycle – Rear compression

Multiple stage reed valves for use in internal combustion engine

Internal-combustion engines – Charge forming device – Supercharger

Multiple stage supercharging system

Internal-combustion engines – Igniters – Sparkers

Multiple step advance with magnetic trigger rotor

Internal-combustion engines – Poppet valve operating mechanism – Hydraulic system

Multiple step valve opening control system

Internal-combustion engines – Charge forming device – Heating of combustible mixture

Multiple stroke engine having fuel and vapor charges

Internal-combustion engines – Engine speed regulator – Having plural throttle valve structure

Multiple throttle apparatus

Internal-combustion engines – Engine speed regulator – Having plural throttle valve structure

Multiple throttle device

Internal-combustion engines – Engine speed regulator – Having plural throttle valve structure

Multiple throttle device

Internal-combustion engines – Multiple cylinder

Multiple throttle mechanism for internal combustion engines

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means

Multiple turbocharger apparatus and system