Yes, they have been invented.
What hasn't been invented is a flying car!
NO
a flying car
No one. Flying cars haven't been invented.
Thee are none
No it has not been invented
Who is the person who invented the flying chair? Has the flying chair ever been invented?
Never heard of a fling car. Now, if you mean flying car then the 1949 Aerocar would be the first flying car. It was invented by American Moulton Taylor
The first person to design the flying car was Glenn Curtiss, but his could only hop, not fly. Waldo Waterman was the first to build a flying car that actually flew. It first took to the sky on March 21, 1937.
Moulton B "Molt" Taylor invented the Aerocar in1949
See related question below.
Flying cars have been commercially available since the 50's.