3 US patent applications published on 17 April 2014 and assigned to Amazon
| 1 | 20140109118 | OFFERING ITEMS IDENTIFIED IN A MEDIA STREAM |
| 2 | 20140108427 | MINING OF USER EVENT DATA TO IDENTIFY USERS WITH COMMON INTERESTS |
| 3 | 20140104438 | SYSTEMS AND METHODS FOR LENS CHARACTERIZATION |
