Sony hopes to make it easier for independent game developers to develop titles for the PS4.

It was one of the first European studios to develop titles for the iPhone.

But the changes have given Mr. Green latitude to reshape his office and develop new titles and positions.

They have handled multiple ports of games, and have also developed full titles independently.

It says the funding will be used to continue expanding its Angry Birds franchise, while also developing new titles.

It is suspected that the company closed down for business in 2001 due to unsuccessfully developing further titles including Veiled Threat.

An in-house team of designers and editors develops multiple titles each year.

It developed several titles for the 3DO Console and later PC.

"We do surveys to develop titles and combine that with focus groups," Mr. Corpora said.

The Sega executives acknowledged that the success of the venture would be determined by their ability to quickly develop "hit" titles, much like the movie business.