INVENTOR

Heinrich Daniel Ruhmkorff

1803 - 1877

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Heinrich Daniel Ruhmkorff (Rühmkorff) (15 January 1803 – 20 December 1877) was a German instrument maker who commercialised the induction coil (often referred to as the Ruhmkorff coil). Ruhmkorff was born in Hanover. He changed the "ü" to "u" in his name when living abroad. Read more on Wikipedia

Since 2007, the English Wikipedia page of Heinrich Daniel Ruhmkorff has received more than 71,631 page views. His biography is available in 19 different languages on Wikipedia. Heinrich Daniel Ruhmkorff is the 184th most popular inventor (down from 165th in 2019), the 2,272nd most popular biography from Germany (down from 1,971st in 2019) and the 25th most popular German Inventor.

Memorability Metrics

  • 72k

    Page Views (PV)

  • 55.73

    Historical Popularity Index (HPI)

  • 19

    Languages Editions (L)

  • 6.39

    Effective Languages (L*)

  • 1.78

    Coefficient of Variation (CV)

Among INVENTORS

Among inventors, Heinrich Daniel Ruhmkorff ranks 184 out of 426. Before him are Henrich Focke, James Dyson, Georges Claude, Juan de la Cierva, 1st Count of la Cierva, Charles Martin Hall, and Larry Sanger. After him are George de Mestral, Sandford Fleming, Traian Vuia, Johann Christoph Denner, Samuel Pierpont Langley, and Ottaviano Petrucci.

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Contemporaries

Among people born in 1803, Heinrich Daniel Ruhmkorff ranks 31. Before him are Joseph Paxton, Henry Darcy, Alexander Georg von Bunge, John Sutter, Robert Stephenson, and Henri Herz. After him are Karl Gützlaff, Heinrich Wilhelm Dove, Edgar Quinet, Alexander von Nordmann, Alexandre-Gabriel Decamps, and Elisa Radziwiłł. Among people deceased in 1877, Heinrich Daniel Ruhmkorff ranks 27. Before him are Louis III, Grand Duke of Hesse, Kido Takayoshi, Princess Marie of Saxe-Weimar-Eisenach, Philipp Veit, Friedrich Graf von Wrangel, and Karl Friedrich von Steinmetz. After him are Walter Bagehot, Pōmare IV, Prince Charles of Hesse and by Rhine, Johann Christian Poggendorff, Alexandre Herculano, and Louise Bertin.

Others Born in 1803

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Others Deceased in 1877

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In Germany

Among people born in Germany, Heinrich Daniel Ruhmkorff ranks 2,272 out of 7,253. Before him are Gertrude of Saxony (1030), Judith Kerr (1923), Joachim Schepke (1912), Georg Joseph Vogler (1749), Princess Marie Amelie of Baden (1817), and Lothar-Günther Buchheim (1918). After him are Bert Kaempfert (1923), Hieronymus Bock (1498), Leopold IV, Prince of Lippe (1871), Walther Gerlach (1889), Eugen Meindl (1892), and Balthasar Hubmaier (1485).

Others born in Germany

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Among INVENTORS In Germany

Among inventors born in Germany, Heinrich Daniel Ruhmkorff ranks 25. Before him are Peter Henlein (1479), Heinrich Göbel (1818), Johann Nicolaus von Dreyse (1787), Siegfried Marcus (1831), Johann Nepomuk Maelzel (1772), and Henrich Focke (1890). After him are Johann Christoph Denner (1655), Oskar Barnack (1879), Carl Wilhelm Siemens (1823), Helmut Gröttrup (1916), Artur Fischer (1919), and Max Skladanowsky (1863).

German born Inventors

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