 Platinum Group Metals NYSE: PLG has received a new patent on technology aimed to accelerate the development of next generation lithium-sulphur batteries and is also researching ways to use its proprietary technology to boost the performance of the lithium-ion batteries that power most of the electric vehicles produced today. What To Know: The Vancouver company said Wednesday this is the third patent its secured in relation to using PGM catalysts at the cathode to enhance battery performance. 