Water heater pilot operation

Standing pilot igniter for oilfield separators

Multiple spark and multiple sense igniter assembly and system

VALVULAR CONTROL CIRCUIT

Smart Fuel Burning System and Method of Operating Same

Method of manufacturing an electromagnetic actuator for a gas powered water heater controller

Gas powered water heater controller and related methods

Smart fuel burning system and method of operating same

Combined high energy igniter and flame detector

System for igniting and controlling a gas burning appliance

High temperature flame sensor

Gas-fired heater with carbon dioxide detector

Portable catalytic heater

Gas pilot burner assembly

Combined high energy igniter and flame detector

Monitoring of the presence of two flames in a fuel combustion device