John D. Kraus

John Daniel Kraus ( born June 28, 1910 in Ann Arbor, † 18 July 2004 in Delaware ( Ohio)) was an American physicist.

Kraus studied physics at the University of Michigan. He invented the corner reflector antenna, which he filed a patent and then invented the helix antenna. From 1946 he taught at Ohio State University. In 1954 he became IEEE Fellow in 1972 and a member of the National Academy of Engineering. In 1985 he was awarded the IEEE Edison Medal.

He was married to Alice Nelson Kraus since 1941. The couple had two sons. His father was the mineralogist and crystallographer Edward H. Kraus.