Amazon patents granted on 02 April 2013

8 US patents granted on 02 April 2013 and assigned to Amazon

1 D679,274 Electronic device
2 8,413,048 Processing digital images including headers and footers into reflow content
3 8,412,823 Managing tracking information entries in resource cache components
4 8,412,718 System and method for determining originality of data content
5 8,412,588 Systems and methods for fabricating products on demand
6 8,412,560 Price optimization using current offers
7 8,412,557 Method and system for determining whether an offering is controversial based on user feedback
8 8,412,400 System and method for coordinating movement of mobile drive units