Chester Carlson

1906 - 1968

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Chester Floyd Carlson (February 8, 1906 – September 19, 1968) was an American physicist, inventor, and patent attorney born in Seattle, Washington. Carlson invented electrophotography (now xerography, meaning "dry writing"), producing a dry copy in contrast to the wet copies then produced by the Photostat process; it is now used by millions of photocopiers worldwide. Read more on Wikipedia

Since 2007, the English Wikipedia page of Chester Carlson has received more than 316,812 page views. His biography is available in 27 different languages on Wikipedia. Chester Carlson is the 399th most popular physicist (down from 382nd in 2019), the 2,615th most popular biography from United States (down from 2,605th in 2019) and the 79th most popular American Physicist.

Memorability Metrics

  • 320k

    Page Views (PV)

  • 55.93

    Historical Popularity Index (HPI)

  • 27

    Languages Editions (L)

  • 6.74

    Effective Languages (L*)

  • 2.67

    Coefficient of Variation (CV)


Among physicists, Chester Carlson ranks 399 out of 851Before him are Léon Brillouin, Friedrich Ernst Dorn, Edward Witten, Takaaki Kajita, Samuel Goudsmit, and Hantaro Nagaoka. After him are Jacques-Arsène d'Arsonval, Nick Holonyak, Ányos Jedlik, Rudolf Peierls, Walther Gerlach, and John Canton.

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Among people born in 1906, Chester Carlson ranks 112Before him are Piero Taruffi, Dita Parlo, Giuseppe Siri, Hamazasp Babadzhanian, Philo Farnsworth, and Berthold, Margrave of Baden. After him are Enrico Mattei, Yasuo Haruyama, Denis de Rougemont, Musa Cälil, William Joyce, and Ladislao Vajda. Among people deceased in 1968, Chester Carlson ranks 73Before him are Fyodor Okhlopkov, Thomas Merton, Camille Huysmans, Cornell Woolrich, Darío Moreno, and Jean Paulhan. After him are Ryszard Siwiec, Gabriel Hanot, Mario Castelnuovo-Tedesco, Cassandre, Charles Munch, and Wes Montgomery.

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In United States

Among people born in United States, Chester Carlson ranks 2,615 out of 20,380Before him are John C. Woods (1911), Mercedes McCambridge (1916), Robert Grant Aitken (1864), Billy Ray Cyrus (1961), Barry Nelson (1917), and Adrian Smith (1944). After him are Tod Browning (1880), Jack Nicklaus (1940), Melissa McCarthy (1970), Marvin Harris (1927), Eleanor F. Helin (1932), and Lew Ayres (1908).

Among PHYSICISTS In United States

Among physicists born in United States, Chester Carlson ranks 79Before him are Carl Wieman (1951), John Mauchly (1907), Nathan Rosen (1909), Ralph Asher Alpher (1921), Robert Brout (1928), and Edward Witten (1951). After him are Nick Holonyak (1928), Edwin Hall (1855), Robert Serber (1909), Evelyn Fox Keller (1936), Leonard Susskind (1940), and Saul Perlmutter (1959).