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INVENTOR

Arnold Orville Beckman

1900 - 2004

Photo of Arnold Orville Beckman

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Arnold Orville Beckman (April 10, 1900 – May 18, 2004) was an American chemist, inventor, investor, and philanthropist. While a professor at California Institute of Technology, he founded Beckman Instruments based on his 1934 invention of the pH meter, a device for measuring acidity (and alkalinity), later considered to have "revolutionized the study of chemistry and biology". He also developed the DU spectrophotometer, "probably the most important instrument ever developed towards the advancement of bioscience". Read more on Wikipedia

Since 2007, the English Wikipedia page of Arnold Orville Beckman has received more than 144,555 page views. His biography is available in 15 different languages on Wikipedia. Arnold Orville Beckman is the 367th most popular inventor (down from 335th in 2019), the 10,386th most popular biography from United States (down from 9,164th in 2019) and the 104th most popular American Inventor.

Memorability Metrics

  • 140k

    Page Views (PV)

  • 40.83

    Historical Popularity Index (HPI)

  • 15

    Languages Editions (L)

  • 2.84

    Effective Languages (L*)

  • 2.80

    Coefficient of Variation (CV)

Page views of Arnold Orville Beckmen by language


Among INVENTORS

Among inventors, Arnold Orville Beckman ranks 367 out of 354. Before him are Bette Nesmith Graham, Frank J. Sprague, Roger C. Field, Christopher C. Kraft Jr., Peter Cooper, and Mohamed M. Atalla. After him are Richard Pearse, Walter Frederick Morrison, John F. Seitz, Lawrence Hargrave, Charles F. Kettering, and Marc Andreessen.

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Contemporaries

Among people born in 1900, Arnold Orville Beckman ranks 282. Before him are Funmilayo Ransome-Kuti, Malvina Reynolds, Giuseppe Crivelli, Gladys Egan, John T. Scopes, and Charles Farrell. After him are Roberto Grau, Andy Auld, Renata Viganò, Mark Sandrich, Valerian Gracias, and Preston Foster. Among people deceased in 2004, Arnold Orville Beckman ranks 266. Before him are Ol' Dirty Bastard, Beyers Naudé, Fred Ebb, Richard Dembo, Emlyn Hughes, and Ugo Ferrante. After him are Coxsone Dodd, Paul Nitze, Paul Klebnikov, Charles Dumas, Robert Merrill, and Mehmood.

Others Born in 1900

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Others Deceased in 2004

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In United States

Among people born in United States, Arnold Orville Beckman ranks 10,386 out of 18,182. Before him are Mona Freeman (1926), Jerry Rice (1962), Cornel West (1953), Charlie Dominici (1951), George Karl (1951), and Keiko Agena (1973). After him are Andrew Wood (1966), Charles Dierkop (1936), Ashley Scott (1977), Pete Wilson (1933), Michael W. Smith (1957), and Brian Geraghty (1975).

Others born in United States

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Among INVENTORS In United States

Among inventors born in United States, Arnold Orville Beckman ranks 104. Before him are Elmer Ambrose Sperry (1860), Lewis Howard Latimer (1848), Bette Nesmith Graham (1924), Frank J. Sprague (1857), Christopher C. Kraft Jr. (1924), and Peter Cooper (1791). After him are Walter Frederick Morrison (1920), John F. Seitz (1892), Charles F. Kettering (1958), Marc Andreessen (1971), Stanford R. Ovshinsky (1922), and David Hahn (1976).

American born Inventors

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