Wilson Markle
Encyclopedia
Wilson Markle is a Canadian
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 engineer who invented the film colorization
Film colorization
Film colorization is any process that adds color to black-and-white, sepia or monochrome moving-picture images. It may be done as a special effect, or to modernize black-and-white films, or to restore color films...

 process in 1970. His first company, Image Transform, colored pictures from the Apollo space program to make a full-color television presentation for NASA
NASA
The National Aeronautics and Space Administration is the agency of the United States government that is responsible for the nation's civilian space program and for aeronautics and aerospace research...

.

His method used computers to assign predetermined colors to shades of gray in each scene.

In 1983, he founded Colorization Inc.. The word "colorization" will become later a generic name.

Patents

An application for the first patent on the process was made by Colorization Inc. on 11 July 1983, listing Wilson Markle and Christopher Mitchell as inventors. It was issued on 1 December 1987 (US Patent 4710805).
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