The started with the Playstation before 1994 and kept making improvements
The first PS3 was invented in 2008.
2008
Japan
it was release for sale in 2006 and invented earlier see related link for early PS3 models
It was invented in Japan and work started on it in 2005.
Japan
Kawasaki
to compete with xbox 360
Ken Kutaragi
Sony Entainment
Sony. To make money.
By a guy creating it with his imagination