Computer Devices & Their Inventors

inventions of computers empowered the human civilization in the way that like no other invention has ever done, the inventors who helped us to lead a better life ?

Integrated Circuit— Jack Kilby & Robert Noyce( 1958)
Transistor— John Bardeen, Walter Brattain & Wiliam Shockley ( 1947-48)
Computer Mouse — Douglas Engelbart (1964)
Key board— Herman Hollerith first keypunch devices in 1930’s
First PC— The IBM 5100 Portable Computer by IBM
First laptop— Grid Compass 1100 (called the GRiD) and was designed in 1979 by a British industrial designer, Bill Moggridge.
Microprocessor – Intel 4004 Computer Microprocessor— Faggin, Hoff & Mazor(1971)
Trackball— Tom Cranston and Fred Longstaff (1952)
Laser printer— Gary Starkweather at XEROX in 1969.
RAM— An Wang at Harvard University’s Computation Lab and Jay Forrester at MIT.1951
Floppy Disk— Alan Shugart &IBM
Hard Disk— The IBM Model 350 Disk File by IBM in 1956 (was the first hard disk drive and was part of the IBM 305 RAMAC computer that IBM started delivering in)
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