Inventor
HAEFNER JOHN S
US12 patents
⚠️ This page may combine multiple inventors who share the name “HAEFNER JOHN S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EMERSON ELECTRIC CO
8 patentsUS4518345AMay 21, 1985
Direct ignition gas burner control system
EMERSON ELECTRIC CO63 citations95
US4444551AApr 24, 1984
Direct ignition gas burner control system
EMERSON ELECTRIC CO36 citations92
US7290502B2Nov 6, 2007
System and methods for controlling a water heater
EMERSON ELECTRIC CO42 citations91
US7647895B2Jan 19, 2010
Systems and methods for controlling a water heater
EMERSON ELECTRIC CO30 citations89
US10488044B2Nov 26, 2019
Method of assembling pilot burner assembly
EMERSON ELECTRIC CO1 citations68
US5169301ADec 8, 1992
Control system for gas fired heating apparatus using radiant heat sense
EMERSON ELECTRIC CO13 citations68
US10684013B2Jun 16, 2020
Power generation system for gas-fired appliances
EMERSON ELECTRIC CO0 citations47
US10151484B2Dec 11, 2018
Pilot burner assembly and method of assembling same
EMERSON ELECTRIC CO1 citations47