Christian Cremer

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Nabern, DE

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Patents Grantslast 30 patents

Information Patent Grant
Electrical contacting device for an electrochemical fuel cell
- Patent number 6,730,423
- Issue date May 4, 2004
- Ballard Power Systems Inc.
- Johann Einhart
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Electrical contacting device for an electrochemical fuel cell
- Publication number 20020090540
- Publication date Jul 11, 2002
- Johann Einhart
- H01 - BASIC ELECTRIC ELEMENTS