Oszkár Asboth, also rendered as Asbóth and Oskar (von) Asboth, (31 March 1891 in Pankota, Austro-Hungarian Monarchy (today Pâncota, Romania) – 27 February 1960 in Budapest) was an ethnic Hungarian aviation engineer sometimes credited with the invention of the helicopter. His machine used stacked counterrotating propellers; Asboth never solved the problem of in-flight stability, this was left to others. He was born the son of Terézia Horváth and Gyula Asboth, a forester. He descended from Lajos Asbóth, known from the 1848-49 Revolution and War of Independence. He completed his secondary school
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