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Josef Sonntag
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Patents Grants
last 30 patents
Information
Patent Grant
Method and arrangement for controlling a switching connection betwe...
Patent number
7,709,977
Issue date
May 4, 2010
NuCellSys GmbH
Axel Jansen
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for controlling the quality of the coolant for fuel cell sys...
Patent number
7,477,049
Issue date
Jan 13, 2009
NuCellSys GmbH
Anton Sonntag
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for regulating electrical power output of a fu...
Patent number
7,422,809
Issue date
Sep 9, 2008
NuCellSys GmbH
Joachim Blum
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fuel cell and control unit in a detachable housing
Patent number
7,057,306
Issue date
Jun 6, 2006
NuCellSys GmbH
Werner Belschner
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for controlling the quality of the coolant for fuel cell sys...
Patent number
6,830,843
Issue date
Dec 14, 2004
Ballard Power Systems AG
Anton Sonntag
G01 - MEASURING TESTING
Information
Patent Grant
Device for generating electric energy in a motor vehicle by means o...
Patent number
6,777,909
Issue date
Aug 17, 2004
Ballard Power System AG
Markus Aberle
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Circuit arrangement for supplying electric power to a network compr...
Patent number
6,577,026
Issue date
Jun 10, 2003
Ballard Power Systems AG
Peter Faller
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fuel cell system having a fuel cell stack with integrated polarity...
Patent number
6,555,260
Issue date
Apr 29, 2003
Ballard Power Systems AG
Markus Aberle
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Apparatus for voltage measurement
Patent number
6,531,876
Issue date
Mar 11, 2003
Ballard Power Systems AG
Johann Einhart
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Method and arrangement for controlling a switching connection betwe...
Publication number
20060055246
Publication date
Mar 16, 2006
Axel Jansen
B60 - VEHICLES IN GENERAL
Information
Patent Application
Method for controlling the quality of the coolant for fuel cell sys...
Publication number
20050140353
Publication date
Jun 30, 2005
Anton Sonntag
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Method and apparatus for regulating electrical power output of a fu...
Publication number
20050008905
Publication date
Jan 13, 2005
Joachim Blum
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Fuel cell and control unit in a detachable housing
Publication number
20030137193
Publication date
Jul 24, 2003
Werner Belschner
B60 - VEHICLES IN GENERAL
Information
Patent Application
Method for controlling the quality of the coolant for fuel cell sys...
Publication number
20020106543
Publication date
Aug 8, 2002
XCELLSIS AG.
Anton Sonntag
G01 - MEASURING TESTING
Information
Patent Application
Fuel cell system having a fuel cell stack with integrated polarity...
Publication number
20020009624
Publication date
Jan 24, 2002
Markus Aberle
H01 - BASIC ELECTRIC ELEMENTS