That would probably be Williams and Kilburn in England, who invented a CRT based type of what is now called DRAM in the late 1940s.
Microsoft
first computer was invented by Chals Babeje. It invented in 1938
The first computer was invented in Germany in 1936 to 1938. The first Gateway computer was invented in 1991, which is when the company got their start.
IBM has invented the 1st motherboard, ram and etc
Charles Babbage invented the first computer.
The first computer was invented in 1946
1956
The first RAM was the Williams-Killburn tube CRT memory in the late 1940s.
The first commercial computer was invented in 1964 by Engineer Pier Giorgio Perotto of Olivetti. The device was named Programma 101.
In USA
The first computer keyboard was invented by Christopher Latham Sholes in 1875. First computer keyboards were adapted from the punch card and teletype equipment.
The first computer was invented by a man named Charles Babbage in 1837.Konrad Zuse made the Z1 computer which was the first freely programmable computer.