Top 10 Computer History Dates By marcy_a12 Jan 21, 1947 First Keyboard is created and used. Period: Jan 21, 1947 to Sep 4, 1998 Top 10 Computer History Dates Jan 21, 1950 First Digital Computer is invented in Japan Jan 21, 1963 Douglass E. invents the first mouse. Nov 10, 1967 First Floppy Disk is developed Nov 10, 1971 Texas Instaments makes their first pocket calculator. Nov 10, 1972 First Compact Disk is created in the United States. Jan 21, 1975 First Portable Computer is invented. Apr 1, 1976 Apple Inc. is founded. Aug 6, 1991 World Wide Web is launched. Sep 4, 1998 Google is created.