Nanotechnology patent rankings
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morreale
Tuesday 10 of February, 2015
StatNano has posted a
list
of countries ranked but the number of nanotechnology patents granted at the USPTO. The USA is the leader by a wide margin. The top 5 countries include:
United States
Japan
South Korea
Germany
Taiwan
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https://www.p-brane.com/nano/blogpost1073-Nanotechnology-patent-rankings