Franjo Hanaman

Franjo Hanaman (June 30, 1878 in Drenovci, Slavonia, Kingdom of Croatia-Slavonia, Austria-Hungary – January 23, 1941 in Zagreb, Kingdom of Yugoslavia - Croatia today) was a Croatian inventor, engineer, and chemist, who gained world recognition for inventing the world's first applied electric light-bulb with a metal filament (tungsten) with his assistant Alexander Just, independently of his contemporaries. They were granted the Hungarian Patent #34541 on December 13, 1904 in Budapest. His invention of tungsten filament was also applied in improving early diodes and triodes.

Franjo Hanaman

Franjo Hanaman (June 30, 1878 in Drenovci, Slavonia, Kingdom of Croatia-Slavonia, Austria-Hungary – January 23, 1941 in Zagreb, Kingdom of Yugoslavia - Croatia today) was a Croatian inventor, engineer, and chemist, who gained world recognition for inventing the world's first applied electric light-bulb with a metal filament (tungsten) with his assistant Alexander Just, independently of his contemporaries. They were granted the Hungarian Patent #34541 on December 13, 1904 in Budapest. His invention of tungsten filament was also applied in improving early diodes and triodes.