Inventor · disambiguated record
John S. Haefner
Also filed as: HAEFNER JOHN S
12 granted patents·214 citations·filing 1981–2018
91Inventor score
Top patents by PatentIndex Score
12 records- 0193US7290502B2System and methods for controlling a water heaterEMERSON ELECTRIC CO·Filed 2005·Granted Nov 6, 2007·42 cites·9 claims
- 0292US4518345ADirect ignition gas burner control systemEMERSON ELECTRIC CO·Filed 1983·Granted May 21, 1985·63 cites·11 claims
- 0389US7647895B2Systems and methods for controlling a water heaterEMERSON ELECTRIC CO·Filed 2007·Granted Jan 19, 2010·30 cites·8 claims
- 0482US4444551ADirect ignition gas burner control systemEMERSON ELECTRIC CO·Filed 1981·Granted Apr 24, 1984·36 cites·5 claims
- 0577US8544423B2Systems and methods for controlling a water heaterVOGEL G SCOTT·Filed 2010·Granted Oct 1, 2013·5 cites·19 claims
- 0676US10488044B2Method of assembling pilot burner assemblyEMERSON ELECTRIC CO·Filed 2018·Granted Nov 26, 2019·1 cites·8 claims
- 0776US8176881B2Systems and methods for controlling a water heaterARENSMEIER JEFFREY N·Filed 2008·Granted May 15, 2012·8 cites·21 claims
- 0870US9103550B2Systems and methods for controlling a water heaterARENSMEIER JEFFREY N·Filed 2012·Granted Aug 11, 2015·2 cites·20 claims
- 0962US10151484B2Pilot burner assembly and method of assembling sameEMERSON ELECTRIC CO·Filed 2014·Granted Dec 11, 2018·1 cites·9 claims
- 1058US4604046ADirect ignition gas burner control systemMUELLER CARL J·Filed 1984·Granted Aug 5, 1986·13 cites·4 claims
- 1151US10684013B2Power generation system for gas-fired appliancesEMERSON ELECTRIC CO·Filed 2018·Granted Jun 16, 2020·0 cites·15 claims
- 1244US5169301AControl system for gas fired heating apparatus using radiant heat senseEMERSON ELECTRIC CO·Filed 1992·Granted Dec 8, 1992·13 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →