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Sylke Waldschmidt-Schroer
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Erkrath, DE
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last 30 patents
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Patent Grant
Device for attenuating an exhaust-gas noise, system comprising a de...
Patent number
10,596,515
Issue date
Mar 24, 2020
Donaldson Filtration Deutschland GmbH
Sylke Waldschmidt-Schroer
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Device For Attenuating An Exhaust-Gas Noise, System Comprising A de...
Publication number
20180264400
Publication date
Sep 20, 2018
Donaldson Filtration Deutschland GmbH
Sylke Waldschmidt-Schroer
B60 - VEHICLES IN GENERAL
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Patent Application
Combination Filter
Publication number
20110265655
Publication date
Nov 3, 2011
Donaldson Filtration Deutschland GmbH
Hans-Michael Schuster
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL