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Christian Riechert
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Barleben, DE
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last 30 patents
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Patent Grant
Diagnostic method and device for checking the functionality of a co...
Patent number
11,236,659
Issue date
Feb 1, 2022
Volkswagen Aktiengesellschaft
Christian Riechert
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Secondary-air system and method for checking the operability of the...
Patent number
9,835,073
Issue date
Dec 5, 2017
Volkswagen AG
Silke Weddig
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
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Patent Application
DIAGNOSTIC METHOD AND DEVICE FOR CHECKING THE FUNCTIONALITY OF A CO...
Publication number
20210189941
Publication date
Jun 24, 2021
Volkswagen Aktiengesellschaft
Christian RIECHERT
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SECONDARY-AIR SYSTEM AND METHOD FOR CHECKING THE OPERABILITY OF THE...
Publication number
20160194998
Publication date
Jul 7, 2016
Volkswagen AG
Silke Weddig
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES