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Craven Walker
Invented that swinging 60s icon the Lava Lite lamp. Hildreth "Hal" Walker
Invented laser telemetry and targeting systems. Madame Walker
St. Louis washerwoman turned entrepreneur who invented a method to soften and smooth kinky hair. Mary Walton
Invented several anti-pollution devices during the Industrial Revolution. An Wang
Invented the magnetic pulse controlling device the principle upon which magnetic core memory is based. Harry Wasylyk
Invented the green garbage bag. Lewis Edson Waterman
Invented an improved fountain pen. James Watt
Invented improvements to the steam engine. Robert Weitbrecht
Invented TTY also called TDD or the tele-typewriter. James Edward West
Holds 47 US and more than 200 foreign patents on microphones and techniques for making polymer foil-electrets. George Westinghouse
Perfected the first automatic, electric block signal. He helped spearhead the development of alternating current and figured out an efficient way to transmit clean, natural gas to homes. He invented an improvement to steam-powered brakes or air brakes. Don Wetzel
Inventor of one version of the automated teller machine (ATM). Charles Wheatstone
Invented an early telegraph, microphone and the accordion. Schulyer Wheeler
In 1886, he invented the electric fan. John Thomas White
African American inventor who patented a lemon squeezer in 1896. Eli Whitney
Invented the cotton gin in 1794, a machine that separates seeds, hulls and other unwanted materials from cotton after it has been picked. Sir Frank Whittle
Recognized as a co-inventor of the jet engine. Stephen Wilcox
Co-inventor of the water tube steam boiler. Doctor Daniel Hale Williams
A pioneer in open heart surgery. Robert R Williams
Invented ways to synthesize vitamins. Thomas Willson
Invented a process for Calcium Carbide. Joseph Winters
Patented the fire escape ladder. Carol Wior
Invented the Slimsuit, a slimming swimsuit. Granville T Woods
Invented improvements to electric railways, air brakes, telephones and telegraphs, a chicken egg incubator and an apparatus for an amusement park ride. Steven Wozniak
The co-founder of Apple Computers. Wilbur and Orville Wright
Brothers who patented a "flying machine" that we know as the airplane. Arthur Wynne
Invented the crossword puzzle. |
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