Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for measuring the rate of air flow in the intake tube of an internal combustion engine

Method and apparatus for measuring the rate of air flow in the intake tube of an internal combustion engine

US Patent 4571990 · Granted Feb 25, 1986

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and arrangement for controlling an internal combustion engine1996
Control device for a fuel metering system of an internal combustion engine1985
Apparatus for determining the value of a cyclically varying parameter of an inte1985
Vibrator damping flow meter1985
Mass flow meter with vibration sensor1984
Knock sensing apparatus with fail indicator for use in an internal combustion en1983
Voltage-frequency converter1983
Evaluation circuit for electrical signals1982
System and apparatus to determine the angular position, and speed of a rotating 1982
Fuel metering apparatus in an internal combustion engine1982
Apparatus for controlling the current through an electromagnetically actuatable 1982
Monitoring system for program controlled apparatus1981