AUTOS: Tesla makes all patents open-source to help address the climate crisis Julia Pyper, E&E reporter Published: Friday, June 13, 2014 Tesla Motors Inc. has opened its vault and is giving away its secret formulas to anyone who wants them. Please subscribe to ClimateWire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.