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  1. General Motors leads in US clean energy patents for 2010

    Hybrid and Electric Vehicle Competitors
    Chevrolet Volt enthusiasts know GM is a leader in sustainable transportation, but the company has been on such a creative streak lately, some may not be aware of the extent of it. Last month GM was ranked number one out of 700 entities that filed clean-energy patents in 2010. Of the 1,881 such...
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