Important Computer Devices and Inventors

Device NameInventor
Compact Disk or CDJames Russell in 1965
Computer MouseDouglas Engelbart in 1964
First laptopGrid Compass 1100 and was designed in 1979 by a British industrial designer, Bill Moggridge
First PCIBM 5100 Portable Computer by IBM
Floppy DiskAlan Shugart & IBM
Hard DiskThe IBM Model 350 Disk File by IBM in 1956
Integrated CircuitJack Kilby & Robert Noyce in 1958
Key boardHerman Hollerith first keypunch devices in 1930-s
Laser printerGary Starkweather at XEROX in 1969
MicroprocessorIntel 4004 Computer Microprocessor - Faggin, Hoff & Mazor in 1971
Operation SystemGary Kildall (CP/M (Control Program for Microcomputers) and Bill Gates of Microsoft (MS-DOS)
RAMAn Wang at Harvard University-s Computation Lab and Jay Forrester at MIT in 1951
TrackballTom Cranston and Fred Longstaff in 1952
TransistorJohn Bardeen, Walter Brattain & Wiliam Shockley in 1947