Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for fuel ignition system including complete cycling of flame relay prior to trial for ignition

Method and apparatus for fuel ignition system including complete cycling of flame relay prior to trial for ignition

US Patent 4230444 · Granted Oct 28, 1980

Estimated economic value: $3,369,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Apparatus for fuel ignition system including complete cycling of flame relay pri1982
Fuel ignition and stack damper control circuit1982
Fuel supply and ignition control system employing flame sensing via spark electr1981
Direct ignition system for gas appliance with DC power source1981
Solid state ignition control1981
Fuel ignition control arrangement having a timing circuit with fast reset1981
Fuel ignition control system1980
Fuel ignition control arrangement employing dual flame sensors1980