Inventor

CULLEN MICHAEL JOHN

US94 patents

⚠️ This page may combine multiple inventors who share the name “CULLEN MICHAEL JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CULLEN MICHAEL JOHN

FORD GLOBAL TECH INC

Method and apparatus for maintaining catalyst efficiency of a NOx trap

Vehicle speed control system and method

Adaptive exhaust temperature estimation and control

Engine control monitor for vehicle equipped with engine and transmission

Powertrain control system for a vehicle utilizing vehicle acceleration

Method for improved air-fuel ratio control

Engine control system and method with atmospheric humidity compensation

Method and apparatus for maintaining catalyst efficiency of a NOx trap

Method and apparatus for improving engine fuel economy

Exhaust gas recirculation system

Method and apparatus for estimating and controlling no x trap temperature

Method and system for reducing NOx tailpipe emissions of a lean-burn internal combustion engine

Torque estimation method for an internal combustion engine

Exhaust gas recirculation monitor

Torque estimation method for an internal combustion engine

Valve cleaning method for direct injection spark ignition engine

Method and system for estimating temperature of a heated exhaust gas oxygen sensor in an exhaust system having a variable length pipe

Method and system for estimating a midbed temperature of a catalytic converter in an exhaust system having a variable length exhaust pipe

Control method for a vehicle having an engine and an accessory device

Vehicle output control limiter

Diagnostic system for detecting catalyst failure using switch ratio

Control for vehicle with transmission

Diagnostic system for monitoring catalyst operation using arc length ratio

Powertrain controller using a feed-forward torque calculation

Exhaust gas temperature estimation

Method of estimating engine charge

Method and system for adaptive fuel delivery feedforward control

System and diagnostic method for providing internal combustion engine with oxygen enriched air

Vehicle trajectory control system and method

Control for vehicle with torque converter

Engine airflow control

Adjustment of driver demand for atmospheric conditions

System and method for torque based vehicle speed control

Method and system for estimating a midbed temperature of a catalytic converter

Method for detecting the usage of a heater in a block of an internal combustion engine

System and method for inferring engine oil temperature at startup

Method to infer engine coolant temperature in cylinder head temperature sensor equipped vehicles

Air control system

FORD GLOBAL TECH LLC

Engine system and dual fuel vapor purging system with cylinder deactivation

Method and apparatus for enhancing fuel economy of a lean burn internal combustion engine

Engine control with valve deactivation monitoring using exhaust pressure

Vehicle trajectory control system

Computer instructions for control of multi-path exhaust system in an engine

Method and apparatus for indicating air filter maintenance is required

Control method for a vehicle having an engine and an accessory device

Engine system and fuel vapor purging system with cylinder deactivation

Computer controlled engine valve operation

Engine control with fuel quality sensor

ROLLINGER JOHN ERIC

Adaptive learning system and method of vane position for a variable geometry turbocharger

GLUGLA CHRIS PAUL

Ignition energy management with ion current feedback to correct spark plug fouling