World's Top 10 IP Hotspots

What are the world's top 10 intellectual property hotspots (based on the most scientific publishing and inventive activity), and how many are in the United States? According to the World Intellectual Property Organization, four are in the US (San Diego, New York, Boston-Cambridge, and San Jose-San Francisco) but none make the top 3! Click on the post title to be directed to the WIPO list.