25 Apr '11, 3pm

Clean Energy Patent Growth Index 2010 Year End & 4th Quarter Results

GM took the annual clean energy patent crown from last year’s winner Honda. Samsung jumped to second place, largely on the strength of its fuel cell patents, overtaking Honda and Toyota relative to 2009. Toyota increased its annual total by 20 patents to get fourth place while GE increased by thirty to place in fifth. Nissan (6th), Ford (8th) and Hyundai (9th) rounded out the automobile competitors for 2010. GE placed fifth predominantly on the strength of its wind patents which was over twice the number of patents of its nearest wind patent competitor in 2010, Vestas Wind Systems. Panasonic came in 7th in 2010 to tie its 2009 showing on the strength of its fuel cell patents and exceeded the 29 patents from 2009 by five patents, after having had only 6 in all the prior years. Hitachi rounded out the top 10 with 23 patents which were predominantly in the fuel cell and wind ...

Full article: http://www.cleantechblog.com/2011/04/clean-energy-patent-...

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