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INVENTOR

Helmut Gröttrup

1916 - 1981

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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 162,952 page views. His biography is available in 17 different languages on Wikipedia. Helmut Gröttrup is the 208th most popular inventor (down from 200th in 2019), the 2,440th most popular biography from Germany (down from 2,338th in 2019) and the 28th most popular German Inventor.

Memorability Metrics

  • 160k

    Page Views (PV)

  • 53.90

    Historical Popularity Index (HPI)

  • 17

    Languages Editions (L)

  • 6.17

    Effective Languages (L*)

  • 1.72

    Coefficient of Variation (CV)

Page views of Helmut Gröttrups by language


Among INVENTORS

Among inventors, Helmut Gröttrup ranks 208 out of 354Before him are Wan Hu, Georges Hébert, Oliver Lodge, Hans von Ohain, John Wesley Hyatt, and Eli Whitney. After him are Max Skladanowsky, Robert Cornelius, Henry Maudslay, George de Mestral, Larry Sanger, and Gaston Glock.

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Contemporaries

Among people born in 1916, Helmut Gröttrup ranks 107Before him are Iva Toguri D'Aquino, Manea Mănescu, Benjamin Libet, Pietro Rava, Maurice Bavaud, and Rossano Brazzi. After him are John Basilone, Unica Zürn, Archie Moore, Edmundo Suárez, Julian Rotter, and Arno Peters. Among people deceased in 1981, Helmut Gröttrup ranks 77Before him are Ziaur Rahman, Giuseppe Pella, Ferruccio Parri, Melvyn Douglas, Manuel Urrutia Lleó, and Savitri. After him are Rangjung Rigpe Dorje, 16th Karmapa, Carl Ludwig Siegel, Hermann Esser, Rensis Likert, Franjo Šeper, and Nargis.

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Others Deceased in 1981

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In Germany

Among people born in Germany, Helmut Gröttrup ranks 2,440 out of 6,142Before him are Waldemar Bonsels (1880), Paul von Hase (1885), Adelbert Schulz (1903), Hermann Levi (1839), Floris III, Count of Holland (1141), and Friedrich Wilhelm I, Duke of Saxe-Weimar (1562). After him are William III, Duke of Bavaria (1375), Christoph Daum (1953), Arp Schnitger (1648), Wilhelm Ohnesorge (1872), Unica Zürn (1916), and Friedrich Spee (1591).

Among INVENTORS In Germany

Among inventors born in Germany, Helmut Gröttrup ranks 28Before him are Heinrich Daniel Ruhmkorff (1803), Siegfried Marcus (1831), Peter Henlein (1479), Johann Christoph Denner (1655), Oskar Barnack (1879), and Hans von Ohain (1911). After him are Max Skladanowsky (1863), Henrich Focke (1890), Ricardo Wolf (1887), Artur Fischer (1919), Carl Wilhelm Siemens (1823), and Eugen Langen (1833).