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Wolfgang Siefert
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Ettenheim, DE
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last 30 patents
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Patent Grant
Device for coating substrates with a material vapor in negative pre...
Patent number
6,302,056
Issue date
Oct 16, 2001
Rowo Coating Gesellschaft fur beschichtung mbH
Brunhilde Hasse
H01 - BASIC ELECTRIC ELEMENTS
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last 30 patents
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Patent Application
Electrochemical element with thin electrodes
Publication number
20030228517
Publication date
Dec 11, 2003
VARTA Microbattery GmbH. a corporation of Germany
Konrad Holl
H01 - BASIC ELECTRIC ELEMENTS