Chester F. Carlson Physicist Chester F. Carlson, the father of xerographic printing.
https://en.wikipedia.org/wiki/Chester_Carlson Invention of LEGO
Fascinating facts about the invention of LEGO System of Play by Ole Kirk Christiansen in 1949.
ideafinder.com/history/inventions/lego.... Willem J. Kolff Medical researcher Willem J. Kolff invented the artificial kidney dialysis machine
https://en.wikipedia.org/wiki/Willem_Johan_Kolff Igor I. Sikorsky Igor I. Sikorsky designed the world's first successful multimotor airplane and the world's first true production helicopter.
https://en.wikipedia.org/wiki/Igor_Sikorsky Invention of the Gutenberg Bible
Fascinating facts about the invention of the Gutenberg Bible by inventors Johann Gutenberg, Johann Fust, between 1450 and 1456.
ideafinder.com/features/everwonder/won-... John T. Parsons John Parsons changed the control of machines and industrial processes from an imprecise craft to an exact science, spawning a second industrial revolution.
https://en.wikipedia.org/wiki/John_T._Parsons Invention of the Light Bulb
Fascinating facts about the invention of the light bulb by Thomas Alva Edison in 1879.
ideafinder.com/history/inventions/light... Invention of the American Flag
Fascinating facts about the invention of the American Flag by Bob Heft in 1958.
ideafinder.com/features/everwonder/won-... Frank B. Colton
Frank B. Colton developed Enovid, the first oral contraceptive.
invent.org/hall_of_fame/1_1_6_detail.as... Inventor Philo T. Farnsworth - Television
Fascinating facts about Philo T. Farnsworth inventor of Television in 1927.
ideafinder.com/history/inventors/farnsw... Invention of Chewing Gum
Fascinating facts about the invention of Chewing Gum by inventor Thomas Adams, in 1845.
ideafinder.com/history/inventions/chewg... Herman Hollerith
Herman Hollerith invented and developed a punch-card tabulation machine system that revolutionized statistical computation.
https://en.wikipedia.org/wiki/Herman_Hollerith Invention of the Hula Hoop
Fascinating facts about the invention of Hula Hoop and the marketing genius of Richard P. Knerr, Arthur K. Melvin and Wham-O.
ideafinder.com/history/inventions/hulah... Nikola Tesla Nikola Tesla (Serbian Cyrillic: Íèêîëà Òåñëà; 10 July 1856 – 7 January 1943) was a Serbian-American[3][4][5][6] inventor, electrical engineer, mechanical engineer, physicist, and futurist best known for his contributions to the design of the modern alternating current (AC) electricity supply system.[7]
https://en.wikipedia.org/wiki/Nikola_Tesla Inventor Elijah McCoy
Fascinating facts about Elijah McCoy inventor of a lubrication system in 1872.
ideafinder.com/history/inventors/mccoy.... Invention Of the World Wide Web
Fascinating facts about the invention of the World Wide Web by Tim Berners-Lee in 1991.
ideafinder.com/history/inventions/world...
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