Perhaps of interest - The following is a list of recent LENR-related patent applications:
http://www.google.com/patents/sitemap/en/Sitemap/G21/G21B/G21B_3.html Also, the following present several lower-cost approaches to fusion: Method for producing thermal energy http://www.google.com.uy/patents/US8129656 Thermal nucleus fusion torch method http://www.patentstorm.us/patents/8436271.html An effective electrostatic-confinement based fusion approach http://arxiv.org/abs/1307.0151
