Specifically, consider Bayer. This is listed as a German pharmaceutical company. Bayer reports to have 37,000 employees, however 16,000 of thema are in the USA. (http://www.bayerpharma.com/en/company/index.php, http://www.bayer.com/en/north-america.aspx).
Better statistics are provided elsewhere in wiki, for instance US R&D expenditure dwarfs that of any other country. It is also about 33% higher than that of the combined total of EU countries.
http://en.wikipedia.org/wiki/List_of_countries_by_research_a...