TESLAFY

Controlling everything from toy cars to our TV’s, Tesla invented the capability of sending information through the air to a receiver. His most famous demonstration of this was with was was essentially the first RC boat.
        “The improvement in the art of controlling the movements and operation of a vessel or vehicle, herein described, which consists in establishing a region of waves or disturbances, and actuating by their influence exerted at a distance the devices on such ‘vessel' or vehicle,which control the propelling, steering and other mechanism thereon, as set forth.”

(link to patent)