Assignee
STATE IND INC
US26 patents
Top patents by PatentIndex Score
US5020512AJun 4, 1991
Water heater construction and method of heating water
STATE IND INC83 citations92
US4838211AJun 13, 1989
Water heater construction and method of heating water
STATE IND INC26 citations92
US5913675AJun 22, 1999
Low NOx gas burner
STATE IND INC30 citations90
USD400971SNov 10, 1998
Gas-fired water heater
STATE IND INC24 citations90
US5746344AMay 5, 1998
Tank connector construction
STATE IND INC25 citations90
USD388868SJan 6, 1998
Electric water heater
STATE IND INC21 citations90
US5655299AAug 12, 1997
Method of fabricating a tank and method of fabricating a tank connector therefor
STATE IND INC24 citations90
US5509567AApr 23, 1996
Tank connector construction
STATE IND INC20 citations90
US5158200AOct 27, 1992
Tank connector construction and method of fabrication
STATE IND INC40 citations90
US4527543AJul 9, 1985
Water heater construction
STATE IND INC61 citations90
US4447377AMay 8, 1984
Method of insulating the exterior of a water heater tank
STATE IND INC66 citations90
US5217140AJun 8, 1993
Tank construction and method of manufacture
STATE IND INC49 citations89
US4512289AApr 23, 1985
Water heater with combination magnetic and agitator means
STATE IND INC31 citations85
US6029615AFeb 29, 2000
Water heater construction and fabrication method therefor
STATE IND INC21 citations83
US5697515ADec 16, 1997
Tank and tank connector assembly
STATE IND INC18 citations82
US4263879AApr 28, 1981
Water heater
STATE IND INC20 citations78
US4285334AAug 25, 1981
Solar heating system
STATE IND INC21 citations75
US6612301B2Sep 2, 2003
Water heater
STATE IND INC12 citations73
US5431764AJul 11, 1995
Method of fabricating a tank and method of fabricating a tank connector therefor
STATE IND INC8 citations71
US6465764B1Oct 15, 2002
Water heater and control system therefor
STATE IND INC19 citations70
US5379507AJan 10, 1995
Method of manufacturing a tank
STATE IND INC18 citations70
US4889105ADec 26, 1989
Water heater construction and method of manufacture
STATE IND INC17 citations70
US5568687AOct 29, 1996
Method of fabricating a tank and method of fabricating a tank connector therefor
STATE IND INC10 citations67
US4408689AOct 11, 1983
Floor merchandise display container
STATE IND INC11 citations66
US4791888ADec 20, 1988
Water heater tank construction
STATE IND INC3 citations62
US5988116ANov 23, 1999
Low NOx gas burner and method of operation
STATE IND INC2 citations60