Nutting Associates redesigned version of the device called "Computer Quiz" (1967) created by Richard Ball of Marketing Services. In 1968 the model was redesigned into a solid-state version. In 1971, Nolan Bushnell sold Nutting Associates on manufacturing the game "Computer Space" (1971). About 1,500 units were manufactured. Afterwards, Bushnell wanted a large ownership stake in the company to continue creating games for Nutting Associates, but left after not being given that opportunity to form Atari Inc. with Ted Dabney. Nutting Associates continued manufacturing video games up until 1977 when the company was sold to "Si" Redd. A new Nutting Associates company was
Spacewar! coin-operated video games. While playing "Spacewar" at Stanford sometime between 1966 and 1969, college student Hugh Tuck remarked that a coin-operated version of the game would be very successful. While the high price of a minicomputer prevented such a game from being feasible then, in 1971 Tuck and Bill Pitts created a prototype coin-operated computer game, "Galaxy Game", with a US$20,000 PDP-11. Around the same time, a second prototype coin-operated game based on "Spacewar", "Computer Space", was developed by Nolan Bushnell and Ted Dabney, which would become the first commercially sold arcade video game and the first widely available video