Inventor
FIELD KEVIN M
US8 patents
Patents
8 patentsUS6286465B1Sep 11, 2001
Water heater flue system
AOS HOLDING CO39 citations91
US6745724B2Jun 8, 2004
Water heater having flue damper with airflow apparatus
AOS HOLDING CO21 citations89
US6202935B1Mar 20, 2001
Combined potable water heater and hydronic heating system
AOS HOLDING CO26 citations89
US7277627B2Oct 2, 2007
Rooftop water heater
AOS HOLDING CO12 citations83
US6422179B2Jul 23, 2002
Water heater flue system
AOS HOLDING CO16 citations82
US6948454B2Sep 27, 2005
Airflow apparatus
AOS HOLDING CO7 citations70
US6679014B2Jan 20, 2004
Rooftop water heater
AOS HOLDING CO3 citations60
US6591788B2Jul 15, 2003
Rooftop water heater
AOS HOLDING CO5 citations60