Patent assignee · US · COMPANY

KOOLSPAN, INC.

30Patents
26Active
30Granted
48Portfolio score

Filing activity: Oct 7, 2003 → Dec 23, 2016 · 18 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7574731B2 Self-managed network access using localized access management Electricity 288 Expired
US7934005B2 Subnet box Electricity 61 Active
US7607015B2 Shared network access using different access keys Electricity 31 Expired
US8635456B2 Remote secure authorization Electricity 21 Active
US7325134B2 Localized network authentication and security using tamper-resistant keys Electricity 20 Expired
US7325133B2 Mass subscriber management Electricity 14 Expired
US7853788B2 Localized network authentication and security using tamper-resistant keys Electricity 8 Active
US7827409B2 Remote secure authorization Electricity 8 Active
US7907735B2 System and method of creating and sending broadcast and multicast data Electricity 8 Active
US9059971B2 Systems and methods for secure voice communications Electricity 8 Active
US9338005B2 System for and method of remote secure backup Electricity 6 Active
US7913085B2 System and method of per-packet keying Electricity 6 Active
US7725933B2 Automatic hardware-enabled virtual private network system Electricity 5 Active
US8364978B2 System for and method of auto-registration with cryptographic modules Physics 4 Active
US9209969B2 System and method of per-packet keying Electricity 3 Active
US8301891B2 Localized network authentication and security using tamper-resistant keys Electricity 3 Active
US9008312B2 System and method of creating and sending broadcast and multicast data Electricity 2 Active
US9294915B2 Localized network authentication and security using tamper-resistant keys Electricity 2 Active
US7886146B2 Network cryptography system and method Electricity 2 Active
US7954136B2 Self-management network access using localized access management Electricity 2 Active
US8548002B2 Systems and methods for adaptive multi-rate protocol enhancement Electricity 1 Active
US8769282B2 Localized network authentication and security using tamper-resistant keys Electricity 0 Active
US8555068B2 Secure mobile telephony Electricity 0 Active
US10630656B2 System and method of encrypted media encapsulation Electricity 0 Active
US8515078B2 Mass subscriber management Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.