Karl Braun

Karl Ferdinand Braun (6 June 1850 – 20 April 1918) was a German electrical engineer, inventor, physicist and Nobel laureate in physics. Braun contributed significantly to the development of radio and television technology: he shared the 1909 Nobel Prize in Physics with Guglielmo Marconi "for their contributions to the development of wireless telegraphy".

Bio from Wikipedia - See more on en.wikipedia.org Text under CC-BY-SA license