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Fuel cells having improved durability
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Patent number 8,999,595
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Issue date Apr 7, 2015
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GM Global Technology Operations LLC
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Sean M. MacKinnon
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Stack shutdown purge method
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Patent number 8,445,145
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Issue date May 21, 2013
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GM Global Technology Operations LLC
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John P. Salvador
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Method of operating a fuel cell stack
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Patent number 8,232,011
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Issue date Jul 31, 2012
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GM Global Technology Operations LLC
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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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Gradient reinforced proton exchange membrane
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Patent number 8,003,732
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Issue date Aug 23, 2011
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GM Global Technology Operations LLC
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Sean M MacKinnon
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Reinforced membrane electrode assembly
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Patent number 7,943,268
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Issue date May 17, 2011
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GM Global Technology Operations LLC
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Yeh-Hung Lai
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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Air purification process
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Patent number 6,238,460
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Issue date May 29, 2001
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The BOC Group, Inc.
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Shuguang Deng
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Air purification process
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Patent number 5,980,611
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Issue date Nov 9, 1999
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The BOC Group, Inc.
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Ravi Kumar
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL