There’s a new patent-free fast charging system for electric buses

As Tesla and its Supercharger network have demonstrated, it's a lot easier for people to make the switch to electric vehicles if there's a robust and rapid charging infrastructure in place. But we have to electrify more than just passenger vehicles if we want to get serious about reducing emissions. EV manufacturer Proterra certainly thinks so, which is why it just opened up the patents for a new fast-charging system it has developed for electric buses.
Read more: http://arstechnica.com/cars/2016/07/proterra-develops-fast-charging-for-buses-opens-up-the-patents/?source=Snapzu