Amazon patents granted on 11 March 2014

7 US patents granted on 11 March 2014 and assigned to Amazon

1 8,671,353 Use of a relationship graph for product discovery
2 8,671,120 Method and system for manually maintaining item authority
3 8,671,015 Augmenting advertisement keywords to increase conversion rate
4 8,669,998 Selection of colors
5 8,669,457 Dynamic generation of playlists
6 8,668,591 Data locker management
7 8,668,582 Accommodating latency in a server-based application