The case of KK Sony Computer Entertainment and Another v Pacific Game Technology (Holding) Ltd [2006], concerned the infringement of copyright in computer games systems under the name of PlayStation . The first claimant was a Japanese company and the second claimant was its UK subsidiary. Both claimants were corporate incarnations of the well known Japanese electronics group, Sony.
One of Sony’s products was the latest version of its highly successful family of computer game systems marketed under the name ‘PlayStation’ which the second claimant marketed and sold in over 100 countries, including countries within the European Economic Area ( EEA ). In respect of those computer game systems Sony owned:













