In the period of 1890 to 1891 Tesla gave dozens of lectures on AC power and its use.
Tesla invented the coil Tesla (Tesla coil).
He demonstrated that the transmit and receive radio waves were his own inventions.
Therefore he also owned 13 patents supporting his allegations.
Not earlier than 1955 he was recognized as the inventor of radio.
In addition to this, Röntgen in 1895 by using Tesla ‘s discoveries, invented the well known nowadays, X-rays.
Tesla became even more famous.
It is strange, how the way we live even today, is still affected and determined, by a man ‘s inventions more than a hundred years ago.