WallStreet Journal reports that Sony Corp. is on its way to finish off the deal with Telefon AB L.M. Ericsson, which would make Sony the sole and primary shareholder of the Sony Ericsson joint venture.Created back in 2001, the Sony Ericsson 50-50 joint venture is one of the world's leading mobile phone manufacturers (the 6th, actually) and has attracted many brand-loyal users through the years