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..