Czech inventors

Otto Wichterle (27 October 1913 – 18 August 1998) was a Czech chemist, best known for his invention of modern soft contact lenses.

Ivan Mládek (born 7 February 1942) is a Czech recording artist, composer, and comedian.

Miroslav Hajn (21 September 1894 in Žamberk, Austria-Hungary – 6 September 1963 in Prague, Czechoslovakia) was a chief designer at ČKD-Praga, one of the largest engineering companies in the former Czechoslovakia and today's Czech Republic.

Herbert Thomas Mandl (August 18, 1926 - February 22, 2007) was a Czechoslovak-German-Jewish author, concert violinist, professor of music, philosopher, inventor and lecturer. He authored novels, stories and dramas that are inspired by the extraordinary events of his life.

William Zev Salcer (4 June 1924 (Neporadza) – 6 December 2006) was a Slovak-Jewish Holocaust survivor and inventor.

Johann Alois Senefelder (6 November 1771 – 26 February 1834) was a German actor and playwright who invented the printing technique of lithography in the 1790s.

Joseph Ludwig Franz Ressel (Czech: Josef Ludvík František Ressel; 29 June 1793 – 9 October 1857) was an Austrian forester and inventor of Czech-German descent, who designed one of the first working ship's propellers.

Sylvester Krnka or Sylvestr Krnka in Czech (29 December 1825 – 4 January 1903) was a Czech gunsmith and inventor, best known for his M1867 Russian Krnka.

Stanislav Brebera (10 August 1925 – 11 May 2012) was a Czech chemist. He was born in Přelouč and died in Pardubice.

Pavel Beneš (14 June 1894 in Prague - 31 May 1956 in Prague) was a chief designer at ČKD-Praga, one of the largest engineering companies in the former Czechoslovakia and today's Czech Republic.