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Fan assembly
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Patent number D815723
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Issue date Apr 17, 2018
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ENVION, LLC
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Peter G. Spiegel
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D23 - Environmental heating and cooling
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Fan assembly
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Patent number D814012
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Issue date Mar 27, 2018
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ENVION, LLC
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Peter G. Spiegel
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D23 - Environmental heating and cooling
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System for water filtration
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Patent number 9,517,958
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Issue date Dec 13, 2016
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Response Products Limited
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Peter G. Spiegel
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Water purifier assembly
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Patent number D731025
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Issue date Jun 2, 2015
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Response Products Limited
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Peter G. Spiegel
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D23 - Environmental heating and cooling