1868 - type writer invented by Christopher Latham Sholes (from this also came the keyboard)
1876 - microphone invented by Emile Berliner
1909 - joystick used for controlling aeroplanes
1910 - headset invented for pilots by Nathaniel Baldwin
1950 - light gun invented by Robert Everett
1951 - video tape recorder invented by Bing Crosby Laboratories
1952 - bar code scanner invented by Bernard Silver and Norman Woodland
1952 - tracker ball invented by Tom Cranston and Fred Longstaff
1957 - light pen invented by Ben Gurley
1957 - image scanner invented by a team led by Russel Kirsch
1964 - the mouse invented by Douglas Engelbart - it was based on the tracker ball
1972 - touch screen invented by F.A. Ebling, R.L. Johnson and R.S. Goldhor
1983 - rich gesture recognition invented by Myron Krueger
1984 - cordless keyboard invented by IBM - followed by the wireless mouse later that year
1986 - digital camera invented by Kodak
1991 - the webcam invented by researchers from Cambridge University
1995 - first scrolling mouse invented by Mouse Systems
1998 - first very basic brain computer interface invented by Philip Kennedy
1876 - microphone invented by Emile Berliner
1909 - joystick used for controlling aeroplanes
1910 - headset invented for pilots by Nathaniel Baldwin
1950 - light gun invented by Robert Everett
1951 - video tape recorder invented by Bing Crosby Laboratories
1952 - bar code scanner invented by Bernard Silver and Norman Woodland
1952 - tracker ball invented by Tom Cranston and Fred Longstaff
1957 - light pen invented by Ben Gurley
1957 - image scanner invented by a team led by Russel Kirsch
1964 - the mouse invented by Douglas Engelbart - it was based on the tracker ball
1972 - touch screen invented by F.A. Ebling, R.L. Johnson and R.S. Goldhor
1983 - rich gesture recognition invented by Myron Krueger
1984 - cordless keyboard invented by IBM - followed by the wireless mouse later that year
1986 - digital camera invented by Kodak
1991 - the webcam invented by researchers from Cambridge University
1995 - first scrolling mouse invented by Mouse Systems
1998 - first very basic brain computer interface invented by Philip Kennedy