Jürgen Dethloff


Jürgen Dethloff was a German inventor and engineer.

Achievements

Together with German inventor Helmut Gröttrup he invented the smart card. A successor of the original chip is now used in tens of millions of credit cards.

Patent

Dethloff and Gröttrup filed an application for a patent on Sep 13, 1969. However, the patent was only granted on April 1, 1994.