Let me introduce my Internet pages about the wireless energy transfer developed by Nikola Tesla and the top of this was done by Edwin Gray with his fuelless electric engine. It was patented in 1975 and banned after it. Since 2000 this patent has appeared on Internet. I have made the physical computer analyses of this patent and I have created on the base of them my Internet pages:
These electrostatic motors can give even 50 [kW], but it would not be economical.
Michal Martinů, Eng.