The Guardian | Oil company records from 1960s reveal patents to reduce CO2 emissions in cars The Guardian The forerunners of ExxonMobil patented technologies for electric cars and low emissions vehicles as early as 1963 – even as the oil industry lobby tried to squash government funding for such research, according to a trove of newly discovered records. Big Oil Could Have Cut CO2 Emissions In 1970s -- But Did Nothing The Oil Industry Sought Patents for Low-Carbon Technologies Decades Ago — Then Abandoned Them |