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Armin Bayer
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Freigericht, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for producing a membrane electrode assembly and the membran...
Patent number
6,893,761
Issue date
May 17, 2005
Umicore AG & Co. KG
Joachim Köhler
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Gas diffusion structures and gas diffusion electrodes for polymer e...
Patent number
6,803,143
Issue date
Oct 12, 2004
Umicore AG & Co. KG
Ralf Zuber
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
PEM fuel cell stack
Patent number
6,720,104
Issue date
Apr 13, 2004
dmc2 Degussa Metals Catalysts Cerdec AG
Ralf Zuber
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
PEM fuel cell stack and method of making same
Publication number
20030175575
Publication date
Sep 18, 2003
OMG AG & Co. KG
Ralf Zuber
B60 - VEHICLES IN GENERAL
Information
Patent Application
Process for producing a membrane electrode assembly adn the membran...
Publication number
20030059658
Publication date
Mar 27, 2003
OMG AG & Co. KG
Joachim Kohler
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
PEM fuel cell stack
Publication number
20020051901
Publication date
May 2, 2002
Ralf Zuber
B60 - VEHICLES IN GENERAL
Information
Patent Application
Gas diffusion structures and gas diffusion electrodes for polymer e...
Publication number
20020041992
Publication date
Apr 11, 2002
Ralf Zuber
H01 - BASIC ELECTRIC ELEMENTS