LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Combined devices – Generating plants

Oxygen and hydrogen generator apparatus for internal...

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Oxygen concentration detecting apparatus

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Oxygen concentration detecting apparatus

Internal-combustion engines – Charge forming device – Multiple carburetors

Oxygen concentration sensing device for an air-fuel ratio contro

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Oxygen concentration sensor trouble discriminating apparatus

Internal-combustion engines – Charge forming device – Auxiliary air or oxygen added to combustible mixture

Oxygen enrichment device for the combustion air of internal...

Internal-combustion engines – Charge forming device – Auxiliary air or gas used to inject fuel

Oxygen enrichment for air-assist type fuel injectors

Internal-combustion engines – Charge forming device – Auxiliary air or oxygen added to combustible mixture

Oxygen enrichment for internal combustion engines

Internal-combustion engines – Charge forming device – Auxiliary air or oxygen added to combustible mixture

Oxygen enrichment for internal combustion engines

Internal-combustion engines – Charge forming device – Diverse fuel supply

Oxygen enrichment of fuels

Internal-combustion engines – Charge forming device – Fuel injection system

Oxygen gas concentration-detecting apparatus and air-fuel ratio-

Internal-combustion engines – Charge forming device – Auxiliary air or oxygen added to combustible mixture

Oxygen injection system

Internal-combustion engines – Charge forming device – Having fluidic logic control means

Oxygen pumping device for control of the air fuel ratio

Internal-combustion engines – Charge forming device – Having fluidic logic control means

Oxygen sensor and an air-fuel ratio control apparatus of an inte

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Oxygen sensor and feedback system for outboard motor engine

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Oxygen sensor and feedback system for outboard motor engine

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

Oxygen sensor control system

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Oxygen sensor controlled continuous flow fuel system

Internal-combustion engines – Charge forming device – Including exhaust gas condition responsive means

Oxygen sensor deterioration detection