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Inventor Second black inventor to issue a patent; invented seed planter and cotton planter. [32] [33] Boahen, Kwabena: 1964– Bioengineer: Silicon retina able to process images in the same manner as a living retina [34] [35] Boone, Sarah: 1832–1905 Inventor Ironing board allowing sleeves of women's garments to be ironed more easily [36] [37 ...
Co-inventor of the first black light fluorescent paint Robert C. Switzer (19 May 1914 – 20 August 1997) was an American inventor, businessman and environmentalist. Switzer was co-inventor of the first black light fluorescent paint along with his brother Joseph Switzer and the inventor of the Magnaglo process for nondestructive flaw-detection ...
1867 Edmond Becquerel demonstrates the first fluorescent lamp. [6] 1874 Alexander Lodygin patents an incandescent light bulb. 1875 Henry Woodward patents an electric light bulb. 1876 Pavel Yablochkov invents the Yablochkov candle, the first practical carbon arc lamp, for public street lighting in Paris.
Edward Alexander Bouchet (September 15, 1852 – October 28, 1918) was an American physicist and educator and was the first African American to earn a Ph.D. from any American university, completing his dissertation in physics at Yale University in 1876.
Elmer Clinton Adolph Berger (12 August 1891 – 15 July 1952) was an inventor born in St. Louis, Missouri who is credited with the invention of the automotive rear-view mirror in the early 1900s. Although racing enthusiast Ray Harroun experimented with one as early as 1911 while driving in the Indianapolis 500 , it was Elmer Berger who obtained ...
Nick Holonyak Jr. (/ h ʌ l ɒ n j æ k / huh-LON-yak; November 3, 1928 – September 18, 2022) was an American engineer and educator.He is noted particularly for his 1962 invention and first demonstration of a semiconductor laser diode that emitted visible light.
Oak Grove Cemetery will unveil a memorial to Lewis Latimer, who the Edison Awards calls a Black superhero — and a real superhero will be on hand. 'Spider-verse' Miles Morales actor will honor a ...
Alexandre-Edmond Becquerel (French: [ɛdmɔ̃ bɛkʁɛl]; 24 March 1820 – 11 May 1891), [1] known as Edmond Becquerel, was a French physicist who studied the solar spectrum, magnetism, electricity and optics. In 1839, he discovered the photovoltaic effect, the operating principle of the solar cell, which he invented in the same year.