- 
  
  a significant invention called vacuum tubes allowed computers to work for the first generation.
 - 
  
  a significant invention called transistors allowed computers to work for the first generation
 - 
  
  digital was founded by Kenneth Olsen and Harlan Anderson, electronics engineers at the Massachusetts Institute of Technology (MIT), with the idea of building a family of high-performance,
 - 
  
  a significant invention called intergrated circuits allowed computers to work for the third generation
 - 
  
  a significant invention called microprocessors allowed computers to work for the generation
 - 
  
  Steve Sasson 1975
 - 
  
  Steve Jobs and Steve Wozniak, in 1976
 - 
  
  Steve Jobs and Steve Wozniak created the first microcomputer, called Apple I, in 1976.
 - 
  
  IBM created its first personal home-use computer called the IBM PC
 - 
  
  The laptop was invented by Adam Osborne in 1981.
 - 
  
  Nintendo Co., Ltd., of Kyoto, Japan, dreamed up and built the original Nintendo Entertainment System (NES
 - 
  
  Created by Tim Berners-Lee
 - 
  
  Cambridge University Science 1991
 - 
  
  IBM invented the smartphone. It was invented in 1992.
 - 
  
  Present and beyond . They use artificail intelligence