1916 - 1981
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.
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Historical Popularity Index (HPI)
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Among inventors, Helmut Gröttrup ranks 208 out of 354. Before 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.
1510 - 1500
HPI: 54.05
Rank: 202
1875 - 1957
HPI: 53.97
Rank: 203
1851 - 1940
HPI: 53.97
Rank: 204
1911 - 1998
HPI: 53.95
Rank: 205
1837 - 1920
HPI: 53.93
Rank: 206
1765 - 1825
HPI: 53.91
Rank: 207
1916 - 1981
HPI: 53.90
Rank: 208
1863 - 1939
HPI: 53.79
Rank: 209
1809 - 1893
HPI: 53.71
Rank: 210
1771 - 1831
HPI: 53.61
Rank: 211
1907 - 1990
HPI: 53.58
Rank: 212
1968 - Present
HPI: 53.58
Rank: 213
1929 - 2023
HPI: 53.55
Rank: 214
Among people born in 1916, Helmut Gröttrup ranks 107. Before 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 77. Before 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.
1916 - 2006
HPI: 54.07
Rank: 101
1916 - 2009
HPI: 54.07
Rank: 102
1916 - 2007
HPI: 54.05
Rank: 103
1916 - 2006
HPI: 53.99
Rank: 104
1916 - 1941
HPI: 53.98
Rank: 105
1916 - 1994
HPI: 53.98
Rank: 106
1916 - 1981
HPI: 53.90
Rank: 107
1916 - 1945
HPI: 53.89
Rank: 108
1916 - 1970
HPI: 53.87
Rank: 109
1916 - 1998
HPI: 53.82
Rank: 110
1916 - 1978
HPI: 53.69
Rank: 111
1916 - 2014
HPI: 53.51
Rank: 112
1916 - 2002
HPI: 53.48
Rank: 113
1936 - 1981
HPI: 54.45
Rank: 71
1902 - 1981
HPI: 54.38
Rank: 72
1890 - 1981
HPI: 54.32
Rank: 73
1901 - 1981
HPI: 54.31
Rank: 74
1901 - 1981
HPI: 54.26
Rank: 75
1936 - 1981
HPI: 54.18
Rank: 76
1916 - 1981
HPI: 53.90
Rank: 77
1924 - 1981
HPI: 53.73
Rank: 78
1896 - 1981
HPI: 53.63
Rank: 79
1900 - 1981
HPI: 53.61
Rank: 80
1903 - 1981
HPI: 53.60
Rank: 81
1905 - 1981
HPI: 53.43
Rank: 82
1929 - 1981
HPI: 53.34
Rank: 83
Among people born in Germany, Helmut Gröttrup ranks 2,440 out of 6,142. Before 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).
1880 - 1952
HPI: 53.93
Rank: 2,434
1885 - 1944
HPI: 53.91
Rank: 2,435
1903 - 1944
HPI: 53.91
Rank: 2,436
1839 - 1900
HPI: 53.90
Rank: 2,437
1141 - 1190
HPI: 53.90
Rank: 2,438
1562 - 1602
HPI: 53.90
Rank: 2,439
1916 - 1981
HPI: 53.90
Rank: 2,440
1375 - 1435
HPI: 53.89
Rank: 2,441
1953 - Present
HPI: 53.88
Rank: 2,442
1648 - 1719
HPI: 53.88
Rank: 2,443
1872 - 1962
HPI: 53.88
Rank: 2,444
1916 - 1970
HPI: 53.87
Rank: 2,445
1591 - 1635
HPI: 53.87
Rank: 2,446
Among inventors born in Germany, Helmut Gröttrup ranks 28. Before 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).
1803 - 1877
HPI: 55.71
Rank: 22
1831 - 1898
HPI: 55.60
Rank: 23
1479 - 1542
HPI: 55.38
Rank: 24
1655 - 1707
HPI: 55.30
Rank: 25
1879 - 1936
HPI: 54.42
Rank: 26
1911 - 1998
HPI: 53.95
Rank: 27
1916 - 1981
HPI: 53.90
Rank: 28
1863 - 1939
HPI: 53.79
Rank: 29
1890 - 1979
HPI: 53.14
Rank: 30
1887 - 1981
HPI: 52.96
Rank: 31
1919 - 2016
HPI: 52.73
Rank: 32
1823 - 1883
HPI: 52.55
Rank: 33
1833 - 1895
HPI: 52.52
Rank: 34