California green economy leads U.S. in venture capital, patents – San Francisco Business Times April 23, 2012 by Trish Costello Leave a comment See on Scoop.it – Start Up World “California is racing ahead of the rest of the United States in clean technology, attracting most of the venture capital and filing the most patents” Patents up 40+% See on www.bizjournals.com Share this:TwitterFacebookLike this:Like Loading... Related