Friday 2 May 2014

Inventors of Computer Hardware

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Inventers of computer hardware-zezr

Inventors of Computer Hardware: -

1:Key board— Herman Hollerith, first keypunch
devices in 1930’s
-
2:Transistor— John Bardeen, Walter Brattain & Wiliam
Shockley ( 1947-48)
-
3:RAM— An Wang and Jay Forrester (1951)
-
4:Trackball— Tom Cranston and Fred Longstaff (1952)
-
5:Hard Disk— IBM , The IBM Model 350 Disk File (1956 )
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6:Integrated Circuit— Jack Kilby & Robert Noyce
( 1958)
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7:Computer Mouse — Douglas Engelbart (1964)
-
8:Laser printer— Gary Starkweather at XEROX in1969.
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9:Floppy Disk— Alan Shugart &IBM( 1970)
-
10:Microprocess­or— Faggin, Hoff & Mazor – Intel 4004 (1971)

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