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System and method for heating viscous fuel supplied to...

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

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System and method for improved engine starting using heated...

Internal-combustion engines – Charge forming device – Heating of combustible mixture
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System and method for improved sensing of exhaust pressure

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

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System and method for improving exhaust gas recirculation...

Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture
Reexamination Certificate

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System and method for improving fuel vapor purging for an...

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system
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System and method for improving fuel vapor purging for an...

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system
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System and method for internal exhaust gas recirculation

Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture
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System and method for maintaining heated intake air

Internal-combustion engines – Charge forming device – Heating of combustible mixture
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System and method for metering the fuel supply to a combustion i

Internal-combustion engines – Charge forming device – Combined liquid and gaseous fuel
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System and method for minimizing fuel evaporative emissions...

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system
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System and method for modifying engine valve lift

Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture
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System and method for multi-lift valve actuation

Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture
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System and method for operating a piezoelectric fuel injector

Internal-combustion engines – Charge forming device – Fuel injection system
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System and method for operating a piezoelectric fuel injector

Internal-combustion engines – Charge forming device – Fuel injection system
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System and method for preparing an air/fuel mixture

Internal-combustion engines – Charge forming device – Diverse fuel supply
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System and method for preparing an optimized fuel mixture

Internal-combustion engines – Charge forming device – Combustible mixture ionization – ozonation – or electrolysis
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System and method for purging fuel vapors using exhaust gas

Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system
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System and method for recovering wasted energy from an...

Internal-combustion engines – Charge forming device – Heating of combustible mixture
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System and method for reducing NO x emissions during...

Internal-combustion engines – Charge forming device – Fuel injection system
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System and method for reducing NOx emissions during...

Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture
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