Assignee
NAGRACARD SA
CH13 patents
Top patents by PatentIndex Score
US6985586B2Jan 10, 2006
Distributed information and storage system
NAGRACARD SA57 citations94
US7206250B2Apr 17, 2007
Method for storing data blocks in a memory
NAGRACARD SA95 citations90
US7190790B1Mar 13, 2007
Multiple module encryption method
NAGRACARD SA17 citations83
US7486793B2Feb 3, 2009
Invoicing management method of a service transmitted per time unit
NAGRACARD SA8 citations82
US7908491B2Mar 15, 2011
Method and device for controlling access to encrypted data
NAGRACARD SA7 citations81
US6779734B2Aug 24, 2004
Multiport card
NAGRACARD SA7 citations72
US7668311B2Feb 23, 2010
Method and system for transmission of decrypting information
NAGRACARD SA6 citations62
US7434736B2Oct 14, 2008
Securing device for a security module connector
NAGRACARD SA6 citations62
US7433473B2Oct 7, 2008
Data transmission method between a broadcasting center and a multimedia unit
NAGRACARD SA6 citations62
US7313665B2Dec 25, 2007
Multi-Processor data verification components for security modules
NAGRACARD SA4 citations62
US7487349B2Feb 3, 2009
Method for securing a ciphered content transmitted by a broadcaster
NAGRACARD SA6 citations59
US7487364B2Feb 3, 2009
Method to store encrypted data
NAGRACARD SA1 citations52
US6913197B2Jul 5, 2005
Method for inducing upgrading of an expandable product
NAGRACARD SA0 citations44