Sir Frank Whittle was the inventor of the first jet aircraft engine. He established a patent for his turbojet in 1930.
He was an English inventor and engineer who is best known for inventing the jet engine. Whittle developed the concept of the jet engine in the 1920s and 1930s, and he and his team built and tested the first practical jet engine in 1941. It was the first successful jet engine, and it powered the first aircraft to fly under jet power, the German Heinkel He 178. He is considered as one of the pioneers of the jet age and his work laid the foundation for the development of the modern jet engine.