Chester Carlson

8 February 1906 – 19 September 1968

Chester Carlson was an American physicist, inventor, and patent attorney best known for inventing electrophotography, the process later called xerography. His invention became the basis of the photocopier industry and the Xerox Corporation.

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Life events

Born in Seattle, Washington
8 February 1906

Chester Carlson was born in Seattle to a family of modest means.

Source: en.wikipedia.org
Birth ✓
Graduated from Caltech in physics
1930

He earned a degree in physics from the California Institute of Technology.

Source: en.wikipedia.org
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Worked at Bell Labs and P.R. Mallory
1930

He held jobs including at the patent department of the electronics firm P.R. Mallory.

Source: en.wikipedia.org
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Made the first xerographic image
22 October 1938

In his makeshift lab in Astoria, Queens, he produced the first electrophotographic copy reading '10-22-38 Astoria'.

Source: en.wikipedia.org
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Received a patent for electrophotography
1942

He was granted a patent for his electrophotographic copying process.

Source: en.wikipedia.org
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Licensed his invention to Haloid
1947

The Haloid Company, later Xerox, licensed his process, coining the term xerography.

Source: en.wikipedia.org
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Xerox 914 copier launched
1959

The first commercially successful plain-paper copier based on his invention was released, making him wealthy.

Source: en.wikipedia.org
Achievement ✓
Died in New York City
19 September 1968

Carlson died of a heart attack in a Manhattan theater.

Source: en.wikipedia.org
Death ✓