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  by John Vincent antanasoff
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  Vacuum tubes were the significant invention that allowed computers to work
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  By Roberto Busa
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  by Ralph H. Baer
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  Transistors were used to store instructions into their memory
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  by Carlos Negrete and Harlon Anderson
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  Integrated circuits are used in virtually all electronic equipment today and have revolutionized the world of electronics
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  By Edson de Castro
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  by Robert Noyce
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  by Steven Sasson
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  by Steve Jobs
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  by a Briton, William Moggridge
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  by a team of engineers and designers under the direction of Don Estridge Edson de Castro
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 - 
  
  by Fusajiro Yamauchi
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  by Steven sasson
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  IBM invented the smartphone
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  created by the U.S. computer company Connectix
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  Artificial intelligence