9 posters · 1849 to 1970
Patents
Patents of inventions that changed the world: Lincoln’s, Bell’s telephone, Edison’s lamp, Tesla’s motor, the Wright brothers’ flying machine, the transistor and the mouse.
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Patents
Abraham Lincoln: Buoying Vessels over Shoals, US Patent 6,469
Abraham Lincoln, 1849
Lincoln’s patent for expansible buoyant air chambers that lessen a vessel’s draught to carry it over bars and shallows.
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Patents
Alexander Graham Bell: Improvement in Telegraphy, US Patent 174,465
Alexander Graham Bell, 1876
Bell’s patent for transmitting vocal or other sounds telegraphically by undulatory electric currents.
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Patents
Thomas A. Edison: Electric-Lamp, US Patent 223,898
Thomas A. Edison, 1880
Edison’s patent for an incandescent lamp with a high-resistance carbon filament in a sealed, evacuated glass bulb.
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Patents
Nikola Tesla: Electro-Magnetic Motor, US Patent 381,968
Nikola Tesla, 1888
Tesla’s patent for a motor turned by poles shifted around its field by alternating currents in independent circuits.
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Patents
Herman Hollerith: Art of Compiling Statistics, US Patent 395,782
Herman Hollerith, 1889
Hollerith’s patent for recording census data as holes in paper and counting them by electric circuits.
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Patents
Orville and Wilbur Wright: Flying-Machine, US Patent 821,393
Orville Wright, Wilbur Wright, 1906
The Wrights’ patent for a biplane balanced by warping its wings, with front horizontal and rear vertical rudders.
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Patents
John Bardeen and Walter H. Brattain: Three-Electrode Circuit Element Utilizing Semiconductive Materials, US Patent 2,524,035
John Bardeen, Walter H. Brattain, 1950
Bardeen and Brattain’s patent for the point-contact transistor, a germanium block amplifying through emitter and collector contacts.
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Patents
Jack S. Kilby: Miniaturized Electronic Circuits, US Patent 3,138,743
Jack S. Kilby, 1964
Kilby’s patent for an integrated circuit, with all its components formed in a single wafer of semiconductor.
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Patents
Douglas C. Engelbart: X–Y Position Indicator for a Display System, US Patent 3,541,541
Douglas C. Engelbart, 1970
Engelbart’s patent for a hand-held position indicator whose two perpendicular wheels move a cursor on a computer display.
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