INVENTOR

Helmut Gröttrup

1916 - 1981

Photo of Helmut Gröttrup

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Helmut Gröttrup (12 February 1916 – 4 July 1981) was a German engineer, rocket scientist and inventor of the smart card. During World War II, he worked in the German V-2 rocket program under Wernher von Braun. From 1946 to 1950 he headed a group of 170 German scientists who were forced to work for the Soviet rocketry program under Sergei Korolev. Read more on Wikipedia

Since 2007, the English Wikipedia page of Helmut Gröttrup has received more than 178,323 page views. His biography is available in 18 different languages on Wikipedia (up from 17 in 2019). Helmut Gröttrup is the 214th most popular inventor (down from 208th in 2019), the 2,647th most popular biography from Germany (down from 2,437th in 2019) and the 29th most popular German Inventor.

Memorability Metrics

  • 180k

    Page Views (PV)

  • 54.50

    Historical Popularity Index (HPI)

  • 18

    Languages Editions (L)

  • 5.95

    Effective Languages (L*)

  • 1.78

    Coefficient of Variation (CV)

Among INVENTORS

Among inventors, Helmut Gröttrup ranks 214 out of 426. Before him are Oliver Lodge, Lars Magnus Ericsson, Yuan Longping, J. Presper Eckert, Gerald Bull, and Robert Metcalfe. After him are John Wesley Hyatt, Artur Fischer, George Washington, Josip Belušić, Max Skladanowsky, and Walter Hunt.

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Contemporaries

Among people born in 1916, Helmut Gröttrup ranks 110. Before him are Yekaterina Budanova, Ivo Lola Ribar, Zail Singh, Alexey Maresyev, Edmundo Suárez, and Ugo Locatelli. After him are Erik Nilsson, Penelope Fitzgerald, Amha Selassie, Hilary Koprowski, Moondog, and Giuseppe Taddei. Among people deceased in 1981, Helmut Gröttrup ranks 81. Before him are Nisargadatta Maharaj, Glauber Rocha, Alexander Kotov, Manuel Urrutia Lleó, Savitri, and Harry Harlow. After him are Nargis, Jerzy Neyman, Michele Andreolo, Mohammad-Javad Bahonar, Ivan Eklind, and Edith Head.

Others Born in 1916

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Others Deceased in 1981

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In Germany

Among people born in Germany, Helmut Gröttrup ranks 2,647 out of 7,253. Before him are Johann Karl Friedrich Zöllner (1834), Regina Jonas (1902), Doro (1964), Carl Ludwig Blume (1796), Otl Aicher (1922), and Ursula Kuczynski (1907). After him are Stefan Heym (1913), Marie Eleonore of Cleves (1550), Georg Franz Hoffmann (1760), Henry Koster (1905), Dirk Nowitzki (1978), and Princess Augusta of Prussia (1780).

Others born in Germany

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Among INVENTORS In Germany

Among inventors born in Germany, Helmut Gröttrup ranks 29. Before him are Johann Nepomuk Maelzel (1772), Henrich Focke (1890), Heinrich Daniel Ruhmkorff (1803), Johann Christoph Denner (1655), Oskar Barnack (1879), and Carl Wilhelm Siemens (1823). After him are Artur Fischer (1919), Max Skladanowsky (1863), Ottmar Mergenthaler (1854), Hans von Ohain (1911), Eugen Langen (1833), and Fritz von Opel (1899).

German born Inventors

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