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Kenneth E. Lutz II
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Hickory Corners, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Modular manifold for a tankless water heater
Patent number
11,499,746
Issue date
Nov 15, 2022
Bradford-White Corporation
Kenneth E. Lutz
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Ceramic heating element
Patent number
11,457,513
Issue date
Sep 27, 2022
Bradford-White Corporation
Kenneth E. Lutz
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Connection assembly
Patent number
9,964,241
Issue date
May 8, 2018
Keltech, Inc.
Ken Lutz
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Modular manifold for a tankless water heater
Patent number
9,574,792
Issue date
Feb 21, 2017
Keltech, Inc.
Kenneth E. Lutz
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
On-demand water heating system
Patent number
8,787,742
Issue date
Jul 22, 2014
Keltech, Inc.
Kenneth E. Lutz
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Electronic temperature control system for a tankless water heater
Patent number
4,970,373
Issue date
Nov 13, 1990
Keltech, Inc.
Kenneth E. Lutz
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Information
Patent Application
MODULAR MANIFOLD FOR A TANKLESS WATER HEATER
Publication number
20170159969
Publication date
Jun 8, 2017
Keltech, Inc.
Kenneth E. Lutz
F24 - HEATING RANGES VENTILATING
Information
Patent Application
MODULAR MANIFOLD FOR A TANKLESS WATER HEATER
Publication number
20150345826
Publication date
Dec 3, 2015
Keltech, Inc.
Kenneth E. Lutz
F24 - HEATING RANGES VENTILATING
Information
Patent Application
CONNECTION ASSEMBLY
Publication number
20140361535
Publication date
Dec 11, 2014
Ken Lutz
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
On-Demand Water Heating System
Publication number
20130034344
Publication date
Feb 7, 2013
Keltech, Inc.
Kenneth E. Lutz
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Emergency shower and eyewash station with temperature control
Publication number
20060096026
Publication date
May 11, 2006
Kenneth E. Lutz
G05 - CONTROLLING REGULATING
Information
Patent Application
Emergency shower and eyewash station with temperature control
Publication number
20040039354
Publication date
Feb 26, 2004
Kenneth E. Lutz
G05 - CONTROLLING REGULATING