Franjo Hanaman

{{Short description|Croatian inventor, engineer and chemist}}

File:Dr. Just Sándor és Hanaman Ferenc.jpg

Franjo Hanaman (June 30, 1878 – January 23, 1941) 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.

Franjo Hanaman was born in the village of Drenovci in Slavonia (at the time Kingdom of Croatia-Slavonia, Austria-Hungary) to a Croatian family as a second child of father Gjuro Hanaman and Emilija Mandušić.{{cite journal|last=Moser|first=Josip|url=http://www.hep.hr/hep/publikacije/vjesnik/132.pdf|title=Franjo Hanaman i njegovo djelo|accessdate=2014-07-06|language=Croatian|date=January 2002|pages=11–13|journal=HEP Vjesnik|issue=132|publisher=Hrvatska elektroprivreda|url-status=dead|archiveurl=https://web.archive.org/web/20140714165707/http://www.hep.hr/hep/publikacije/vjesnik/132.pdf|archivedate=2014-07-14}}

Hanaman and Just were granted the Hungarian Patent #34541 on December 13, 1904 in Budapest.{{cite web|url=http://www.mszh.hu/anim/HU-34541.pdf|title=Text of Patent|accessdate=2009-01-04|date=December 13, 1904|language=Hungarian}} His invention of tungsten filament was also applied in improving early diodes and triodes.

File:Izzólámpák.jpg

He died in Zagreb (at the time Kingdom of Yugoslavia).