Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Closed loop sensor condition detector

Closed loop sensor condition detector

US Patent 4214308 · Granted Jul 22, 1980

Estimated economic value: $1,453,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Current controlled electronic circuit for a hot wire air flow meter1990
Symmetrical bridge circuit for measuring mass air flow1987
Control system for reversing the rotation of a field wound motor1986
Automatic calibration apparatus for an automotive control system1986
Analog duty cycle to BCD converter1986
Power processing reset system for a microprocessor responding to sudden deregula1984
Hybrid electronic control unit1981
Start and warm up features for electronic fuel management systems1981
Compensated dual injector driver1980
Driver circuit for an electrical load with capability for detecting a short in t1980
Energy dissipation circuit for electromagnetic injection1980
Altitude compensation feature for electronic fuel management systems1980