Many people of many nationalities worked on the helicopter as it was developed. The first working helicopter was probably the German Focke-Wulf Fw-61, which first flew in 1936.
But the man who made the most important design change was Igor Sikorsky, a Russian who emigrated to the US. He built a helicopter in the US that reached full-scale production in 1942 (131 aircraft built). His design of one main rotor and a small tail rotor became the standard.
Igor Sikorsky invented the helicopter.
The inventor of the Huey helicopter is Connor Lucas, who first introduced the idea to Bell Helicopter company; a company of which still is very prosperous today.
English.
Igor Sikorsky and Paul Cornu invented the helicopter in 1907. It was the first operating helicopter to actually take flight.
It was the Sikorski design team
Igor Sikorski invented the first helicopter. The inventor designed the helicopter to use solar power as a means of energy.
australian
Swedish
I think Chinese or Japanese.
Paris, African American Inventor.
who invented the iphone from apple?
Leonardo da Vinci - early 1480's