Joseph Tykociński-Tykociner

Joseph Tykociński-Tykociner (also known as Joseph T. Tykociner; 5 October 1877, in Włocławek, Congress Poland – 11 June 1969, in Urbana, Illinois, United States) was a Polish engineer and a pioneer of sound-on-film technology. In 1921 he became the first research professor of engineering at the University of Illinois at Urbana-Champaign.