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Electrical contact element and bipolar plate
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Patent number 7,968,251
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Issue date Jun 28, 2011
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GM Global Technology Operations LLC
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Gayatri Vyas
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Enhanced stability bipolar plate
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Patent number 7,955,754
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Issue date Jun 7, 2011
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GM Global Technology Operations LLC
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Mahmoud H. Abd Elhamid
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Fuel cell water management enhancement method
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Patent number 7,842,435
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Issue date Nov 30, 2010
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GM Global Technology Operations, Inc.
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Yang-Tse Cheng
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Coated steel bipolar plates
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Patent number 7,771,858
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Issue date Aug 10, 2010
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GM Global Technology Operations, Inc.
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Michael K. Budinski
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Fuel cell separator plate coating
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Patent number 7,749,631
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Issue date Jul 6, 2010
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GM Global Technology Operations, Inc.
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Mahmoud H. Abd Elhamid
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Bipolar plate with enhanced stability
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Patent number 7,700,212
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Issue date Apr 20, 2010
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GM Global Technology Operations, Inc.
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Mahmoud H. Abd Elhamid
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Nitrided bipolar plates
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Patent number 7,687,177
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Issue date Mar 30, 2010
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General Motors Corporation
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Michael K. Budinski
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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