Assignee
NORRIS INDUSTRIES
52 patents
Top patents by PatentIndex Score
US4333324AJun 8, 1982
Spring/dead bolt lock assembly
NORRIS INDUSTRIES78 citations95
US4183565AJan 15, 1980
Latch bolt locking mechanism for fire door locksets
NORRIS INDUSTRIES61 citations94
US4501260AFeb 26, 1985
Cooktop ventilation system
NORRIS INDUSTRIES91 citations93
US4109496AAug 29, 1978
Trapped key mechanism
NORRIS INDUSTRIES193 citations93
US4255953AMar 17, 1981
Combination spring/dead bolt lock
NORRIS INDUSTRIES35 citations91
US4109494AAug 29, 1978
Simultaneous retract mechanism
NORRIS INDUSTRIES31 citations91
US4108482AAug 22, 1978
Disengaging spindle locking mechanism
NORRIS INDUSTRIES51 citations90
US4305903ADec 15, 1981
Composite fiber reinforced member and method
NORRIS INDUSTRIES35 citations86
US5446962ASep 5, 1995
Process of manufacturing one-piece forged wheels
NORRIS INDUSTRIES35 citations81
US4254648AMar 10, 1981
Inner locking cylinder with captive key
NORRIS INDUSTRIES23 citations81
USD246091SOct 18, 1977
Knob for doors, drawers or the like
NORRIS INDUSTRIES17 citations81
US4369642AJan 25, 1983
Detained key assembly
NORRIS INDUSTRIES28 citations80
US4368869AJan 18, 1983
Leveler for dishwasher and the like
NORRIS INDUSTRIES29 citations80
US4169618AOct 2, 1979
Plastic door lock
NORRIS INDUSTRIES24 citations79
US4109948AAug 29, 1978
Plastic latch bolt for door lock
NORRIS INDUSTRIES21 citations79
US4135633AJan 23, 1979
Electrical junction and outlet box
NORRIS INDUSTRIES22 citations74
US4457323AJul 3, 1984
Dishwasher with steam generating heater and cold water input
NORRIS INDUSTRIES20 citations73
USD243662SMar 15, 1977
Backing plate for door and drawer pulls and the like
NORRIS INDUSTRIES10 citations73
US4231619ANov 4, 1980
Wheel trim retention means
NORRIS INDUSTRIES9 citations72
US4229047AOct 21, 1980
Wheel trim retention system
NORRIS INDUSTRIES16 citations72
US4149754AApr 17, 1979
Wheel trim retention
NORRIS INDUSTRIES10 citations72
US4131322ADec 26, 1978
Wheel trim retention
NORRIS INDUSTRIES7 citations72
US4123097AOct 31, 1978
Sectional entrance handle retract mechanism
NORRIS INDUSTRIES12 citations72
US3998080ADec 21, 1976
Frangible construction lock system
NORRIS INDUSTRIES17 citations72
US4332330AJun 1, 1982
Electrical cut-in box
NORRIS INDUSTRIES13 citations71
US4167648ASep 11, 1979
Electric junction box
NORRIS INDUSTRIES15 citations71
US4062579ADec 13, 1977
Knob attachment for door latch
NORRIS INDUSTRIES11 citations71
US4024806AMay 24, 1977
Trash compactor
NORRIS INDUSTRIES14 citations69
US3979008ASep 7, 1976
Removable receptacle for trash compactor
NORRIS INDUSTRIES9 citations69
US3973801AAug 10, 1976
Wheel trim retention means
NORRIS INDUSTRIES9 citations68
US4178043ADec 11, 1979
Simulated wire wheel trim for automotive wheels
NORRIS INDUSTRIES7 citations67
USD246890SJan 10, 1978
Knob face plate for a door knob
NORRIS INDUSTRIES14 citations67
US4246916AJan 27, 1981
Dishwasher with steam generating heater and cold water input
NORRIS INDUSTRIES15 citations65
US4171149AOct 16, 1979
Wheel trim retention means
NORRIS INDUSTRIES10 citations65
US4054088AOct 18, 1977
Trash compactor
NORRIS INDUSTRIES10 citations65
US4009911AMar 1, 1977
Wheel trim and method
NORRIS INDUSTRIES15 citations65
US4109498AAug 29, 1978
Fire sleeve for tubular locks
NORRIS INDUSTRIES6 citations62
USD246430SNov 22, 1977
Hinge leaf
NORRIS INDUSTRIES2 citations62
USD246092SOct 18, 1977
Pull for doors, drawers or the like
NORRIS INDUSTRIES2 citations62
USD246093SOct 18, 1977
Handle for doors, drawers or the like
NORRIS INDUSTRIES5 citations62
US4232907ANov 11, 1980
Vehicle wheel with wheel cover and retaining clip
NORRIS INDUSTRIES6 citations61
US4218082AAug 19, 1980
Anti-friction latch insert and fastening means
NORRIS INDUSTRIES3 citations61
US4166653ASep 4, 1979
Simulated wire wheel trim
NORRIS INDUSTRIES10 citations59
US4141234AFeb 27, 1979
Dead bolt guard
NORRIS INDUSTRIES9 citations58
US4045640AAug 30, 1977
Stay-hot control for microwave oven
NORRIS INDUSTRIES8 citations58
US4041857AAug 16, 1977
Trash compactor
NORRIS INDUSTRIES6 citations57
US4054087AOct 18, 1977
Apparatus having a variable stroke reciprocating member and means responsive to a predetermined stroke to control a circuit
NORRIS INDUSTRIES5 citations53
US4432568AFeb 21, 1984
Housing for garbage disposer
NORRIS INDUSTRIES2 citations51
USD246429SNov 22, 1977
Pendant pull for doors, drawers or the like
NORRIS INDUSTRIES0 citations51
US4000689AJan 4, 1977
Trash compactor
NORRIS INDUSTRIES1 citations48
Showing the top 50 of 52 patents by PatentIndex Score.