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Enthalpy exchanger
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Patent number 10,808,716
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Issue date Oct 20, 2020
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Eco-Logical Enterprises B.V.
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Augustinus Wilhelmus Maria Bertels
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F28 - HEAT EXCHANGE IN GENERAL
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Rotation device
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Patent number 9,074,608
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Issue date Jul 7, 2015
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Bronswerk Radiax Technology B.V.
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Augustinus Wilhelmus Maria Bertels
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fan
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Patent number 8,961,109
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Issue date Feb 24, 2015
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Bronswerk Heat Transfer B.V.
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Augustinus Wilhelmus Maria Bertels
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Conical screw coupling
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Patent number 8,696,285
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Issue date Apr 15, 2014
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Bronswerk Radiax Technology B.V.
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Augustinus Wilhelmus Maria Bertels
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rotation device
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Patent number 6,565,315
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Issue date May 20, 2003
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Willy Vogel AG
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Augustinus Wilhelmus Maria Bertels
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...