INVENTOR

Arnold Orville Beckman

1900 - 2004

Photo of Arnold Orville Beckman

Icon of person Arnold Orville Beckman

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 151,823 page views. His biography is available in 17 different languages on Wikipedia (up from 15 in 2019). Arnold Orville Beckman is the 400th most popular inventor (down from 369th in 2019), the 10,237th most popular biography from United States (up from 10,364th in 2019) and the 115th most popular American Inventor.

Memorability Metrics

  • 150k

    Page Views (PV)

  • 50.93

    Historical Popularity Index (HPI)

  • 17

    Languages Editions (L)

  • 3.24

    Effective Languages (L*)

  • 2.79

    Coefficient of Variation (CV)

Among INVENTORS

Among inventors, Arnold Orville Beckman ranks 400 out of 426. Before him are Dean Kamen, Granville Woods, Bette Nesmith Graham, Yvonne Brill, Walter Frederick Morrison, and John Whitehurst. After him are Peter Cooper, Arthur Fry, Charles F. Kettering, Stanford R. Ovshinsky, Kamil Tolon, and Richard Pearse.

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Contemporaries

Among people born in 1900, Arnold Orville Beckman ranks 299. Before him are Arvo Haavisto, John T. Scopes, René Lorain, Håkan Malmrot, Gladys Egan, and Anni Holdmann. After him are Antoni Zygmund, Giovanni De Prà, John McEwen, Achille Souchard, Émile Mercier, and Giuseppe Crivelli. Among people deceased in 2004, Arnold Orville Beckman ranks 291. Before him are Eric Douglas, Yang Xinhai, Nirupa Roy, Fernando Poe Jr., Lea De Mae, and Robert Bacher. After him are Vilayat Khan, George Hunter, Jacek Kaczmarski, Bill Pickering, Ruslan Gelayev, and Lyudmila Shishova.

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 10,237 out of 20,380. Before him are Henry Cabot Lodge (1850), Raja Gosnell (1958), Stephen Furst (1954), Donald Petrie (1954), William Hogenson (1884), and Brad Falchuk (1971). After him are Isabelle Daniels (1937), Daniel DiNardo (1949), Ruth Roland (1892), Alfred Lane (1891), Lydia Maria Child (1802), and Martha Mansfield (1899).

Others born in United States

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Among INVENTORS In United States

Among inventors born in United States, Arnold Orville Beckman ranks 115. Before him are Gary Fisher (1950), George Beauchamp (1899), Dean Kamen (1951), Granville Woods (1856), Bette Nesmith Graham (1924), and Walter Frederick Morrison (1920). After him are Peter Cooper (1791), Arthur Fry (1931), Charles F. Kettering (1958), Stanford R. Ovshinsky (1922), Clarence Birdseye (1886), and Charles Ammi Cutter (1837).

American born Inventors

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