Enersys part is from 2008 ...
http://www.evworld.com/news.cfm?newsid=18068
EnerSys Participating in Plug-in Hybrid Electric Vehicle Trial in Quebec City
EnerSys will participate with Quebec's Laval University and Desjardins to spearhead a technical, financial and market based effort to bring the environmental and economic advantages of PHEVs to mainstream markets.
Published: 23-Apr-2008