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Hybrid tanks
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Patent number 11,879,593
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Issue date Jan 23, 2024
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Christopher Kampf
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F24 - HEATING RANGES VENTILATING
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Tank stand
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Patent number D975821
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Issue date Jan 17, 2023
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Amtrol Licensing Inc.
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Christopher Kampf
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D23 - Environmental heating and cooling
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Tank
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Patent number D949283
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Issue date Apr 19, 2022
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WORTHINGTON INDUSTRIES, INC.
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Christopher Kampf
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D23 - Environmental heating and cooling
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Composite tank
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Patent number 11,274,793
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Issue date Mar 15, 2022
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AMTROL Licensing, Inc.
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Christopher Kampf
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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Fiberwound tanks
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Patent number 11,231,143
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Issue date Jan 25, 2022
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AMTROL Licensing, Inc.
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Christopher A. Van Haaren
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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Hybrid tanks
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Patent number 10,995,908
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Issue date May 4, 2021
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Amtrol Licensing Inc.
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Christopher Kampf
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F24 - HEATING RANGES VENTILATING
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Fiberwound tanks
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Patent number 10,724,684
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Issue date Jul 28, 2020
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Amtrol Licensing Inc.
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Christopher A. Van Haaren
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F24 - HEATING RANGES VENTILATING
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Hybrid tanks
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Patent number 10,514,129
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Issue date Dec 24, 2019
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Amtrol Licensing Inc.
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Christopher Kampf
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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