Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hot surface ignition system control module with accelerated igniter warm-up test program

Hot surface ignition system control module with accelerated igniter warm-up test program

US Patent 4615282 · Granted Oct 7, 1986

Estimated economic value: $7,956,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Programmable digital thermostat with means for enabling temporary connection of 1996
Gas control valve having polymeric material body combined with thermally respons1995
Digital thermostat with single rotary encoder switch for establishing set point 1993
HVAC low power usage circulation blower1993
Control of staged heating and cooling apparatus by a four-wire thermostat1991
Thermostat with integral means for detecting out-of-phase connection of a two-tr1990
Programmable electronic thermostat with means for enabling economical recovery1989
Visual display of time schedule in a programmable thermostat1986
Direct ignition gas burner control system1986
Direct ignition gas burner control system1984