[Source: Renault] PRESS RELEASE: RENAULT'S FOUR ELECTRIC VEHICLE CONCEPTS SHOCK FRANKFURT (SHORT VERSION) Renault generated quite a buzz at the opening of this year's Frankfurt motor show, with the unveiling of an unprecedented four electric vehicle concepts, as well as releasing further details on the future infrastructure and technology behind them. All Renault's concept cars on show in Germany preview its electric vehicle range which will be released from 2011 and cater for a wide variety of different customers and uses.