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This list of African-American inventors and scientists documents many of the African Americans who have invented a multitude of items or made discoveries in the course of their lives. These have ranged from practical everyday devices to applications and scientific discoveries in diverse fields, including physics, biology, math, and medicine.
This is a non-diffusing subcategory of Category:American inventors. It includes inventors that can also be found in the parent category, or in diffusing subcategories of the parent. Subcategories
William B. Purvis (12 August 1838 – 10 August 1914) [1] was an African-American inventor and businessman who received multiple patents in the late 19th-century. His inventions included improvements on paper bags, an updated fountain pen design, improvement to the hand stamp, and a close-conduit electric railway system.
John Dee, wrote an occult book, which in fact was a cover for crypted text Ibn 'Adlan : 13th-century cryptographer who made important contributions on the sample size of the frequency analysis. Duke of Mantua Francesco I Gonzaga is the one who used the earliest example of homophonic Substitution cipher in early 1400s.
The National Inventors Hall of Fame is an American not-for-profit organization, founded in 1973, which recognizes individual engineers and inventors who hold a U.S. patent of significant technology. As of 2020, 603 inventors have been inducted, mostly constituting historic persons from the past three centuries, but including about 100 living ...
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Despite these barriers, some Black inventors managed to secure patents and recognition for their work. In 1821, Thomas L. Jennings, who was born free in New York City, became the first African American to be granted a patent in the United States. His patent was for a dry cleaning method he called "dry scouring."
An inventor's notebook is used by inventors, scientists and engineers to record their ideas, invention process, experimental tests and results and observations. It is not a legal document but is valuable, if properly organized and maintained, since it can help establish dates of conception and reduction to practice.