The inventor of the parachute, patent document no. 1108484 of August 25, 1914 in the USA, co-discoverer of the Drina Cave. He was born on November 23, 1870 in Neštich (today Smolenice) near Trnava in the family of a small farmer. He died on January 2, 1941 in Neštich. On the occasion of his 100th birthday, a memorial plaque was unveiled at his birth house, and on June 9, 2006, a bust was unveiled in front of the old school in the Smolenická Nová Ves area, where his memorial room is located. A monument to his grave in the cemetery in his hometown was built in 1968.