Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Intake air quality control method for internal combustion engines at termination of fuel cut operation

Intake air quality control method for internal combustion engines at termination of fuel cut operation

US Patent 4840156 · Granted Jun 20, 1989

Estimated economic value: $130,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Processor and multiprocessor system2003
Fuel supply control system for internal combustion engines1990
Method of controlling operation of internal combustion engines1989
Abnormality detecting method for exhaust gas concentration sensor for internal c1989
Method of controlling the fuel supply to internal combustion engines at accelera1988
Method for controlling air/fuel ratio of fuel supply system for an internal comb1988
Fuel injection control method for internal combustion engines at acceleration1988
Air-fuel ratio feedback control method for internal combustion engines1988
Method of detecting the number of revolutions of internal combustion engine1988
Method of controlling fuel supply to an internal combustion engine at decelerati1988
Method of correcting air-fuel ratio for atmospheric pressure in internal combust1987
Idling speed feedback control method for internal combustion engines1987