❀ INVENTORS OF COMPUTER HARDWARE ❀ 1. Key board — Herman - TopicsExpress

❀ 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

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