Former Aston Martin designer to challenge Tesla with claims of dramatic breakthrough Henrik Fisker at CES in Las Vegas, says the solid-state batteries have the potential to be much cheaper to make than lithium-ion batteries. ____________________________________________________________________________________________________________________________________ In an announcement designed, surely, to take some of the wind from Tesla’s sails, Henrik Fisker is claiming to have made a dramatic breakthrough in battery technology. Fisker, who left a job as chief of design at Aston Martin to set up his own eponymous car company, says that he’s filed patents on a new design of so-called “solid state” batteries, which can theoretically...