Advanced Patent Technology was incorporated on 30th September, 1968 and was later renamed as Alliance gaming. The present company – Bally Technologies, has a long and complicated history that involves another gaming technology company known as Advanced Patent Technology. Originally, the Bally Manufacturing division was famous for developing and distributing coin-based amusement machines and later moved on to developing slot machines for casinos. This manufacturing division was created to develop a pinball game named “Ballyhoo”, which turned out to extremely successful and profitable for the company. Maloney founded the original parent company known as Bally Manufacturing Corporation, whose manufacturing division was known as Bally Manufacturing. It is the oldest slot machine manufacturer worldwide and was founded in the year 1932 by Raymond T. Bally Technologies may now be the number one gaming technology company in the world but this rise to the top was a long time in the making.

List of slot machines in ballys