1944 - 1971
1972 - 1981
1981 - 1990
1990 - 1998
First stored program computer is invented, the EDVAC.
First computer "bug" reported.
First point-contact transistor invented.
First commercial computer is created, called the UNIVAC.
John Bardeen, Walter Brattain, and William Schockley of Bell Labs file for a patent on the first transistor.
Texas Instruments announces the start of commercial production of silicon transistors.
The first transistorized computer is completed, the TX-O (Transistorized Experimental computer).
At Texas Instruments, Jack Kilby completes building the first integrated circuit.
Control Data Corporation delivers the air traffic control display, for use in tracking planes.
IBM develops the first automatic mass-production facility for transistors, in New York.
Teletype ships its Model 33 keyboard and punched-tape terminal, used by many early microcomputers.
Digital Equipment sells its first minicomputer, to Atomic Energy of Canada.
Control Data Corporation announces and delivers the 3600 computer, 603 tape drive, and 405 card reader.
Douglas Engelbart receives a patent on the mouse pointing device for computers.
Moore's Law is printed by a magazine in an article written by Gordon Moore.
John Kemeny and Thomas Kurtz develop the BASIC programming language at Dartmouth College.
IBM introduces the first disk storage system, the IBM RAMAC 305.
IBM builds the first floppy disk.
Douglas Engelbart, of the Stanford Research Institute, demonstrates his system of keyboard, keypad, mouse, and windows.
Robert Noyce and Gordon Moore found Intel Corporation.
Advanced Micro Devices Incorporated is founded.
Intel announces a 1 KB RAM chip, which has a significantly larger capacity than any previously produced memory chip.
Unix is developed at AT&T's Bell Laboratories.
Gary Starkweather, at Xerox's research facility in Webster, New York, demonstrates using a laser beam with the xerography process to create a laser printer.
Xerox opens the Palo Alto Research Center (PARC).
Intel creates the first 4004 microprocessor.
Intel creates the 1103 chip, the first generally available DRAM memory chip.
Intel introduces its 4-bit bus, 108-KHz 4004 chip - the first microprocessor.
Niklaus Wirth invents the Pascal programming language.
IBM introduces the "memory disk", or "floppy disk", an 8-inch floppy plastic disk coated with iron oxide.
Intel introduces the 1101 chip, a 256-bit programmable memory, and the 1701 chip, a 256-byte erasable read-only memory (EROM).