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Arnold Denk
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Gedern, DE
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last 30 patents
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Patent Grant
Rain water filter
Patent number
10,583,377
Issue date
Mar 10, 2020
WISY AG Haustechniksysteme, Filtertechnik
Arnold Denk
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
System of components which, assembled, form a rainwater separator f...
Patent number
9,732,526
Issue date
Aug 15, 2017
WISY AG Haustechniksysteme, Filtertechnik
Arnold Denk
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Rain water filter collector for a downspout
Patent number
D726290
Issue date
Apr 7, 2015
WISY AG, Haustechniksysteme, Filtertechnik
Jan Maurer
D23 - Environmental heating and cooling
Patents Applications
last 30 patents
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Patent Application
Rain Water Filter
Publication number
20170274302
Publication date
Sep 28, 2017
Arnold Denk
E03 - WATER SUPPLY SEWERAGE
Information
Patent Application
System of Components Which, Assembled, Form a Rainwater Separator f...
Publication number
20160017610
Publication date
Jan 21, 2016
WISY AG Haustechniksysteme, Filtertechnik
Arnold DENK
E03 - WATER SUPPLY SEWERAGE