INVENTORS OF COMPUTER HARDWARE:

INVENTORS OF COMPUTER
HARDWARE:

(1) Key board — Herman Hollerith,
first keypunch device in 1930’s

(2) Transistor — John Bardeen,
Walter Brattain & Wiliam Shockley
(1947 - 1948)

(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 )

6) Integrated Circuit— Jack Kilby
& Robert Noyce (1958)

(7) Computer Mouse — Douglas
Engelbart (1964)

(8) Laser printer— Gary Stark
weather at XEROX in 1969.

(9) Floppy Disk— Alan Shugart &
IBM( 1970)

(10) Microprocessor — Faggin,
Hoff & Mazor – Intel 4004