DC

David P. Cook

ZI Zix: 8 patents #1 of 4Top 25%
ZS Zixcorp Systems: 2 patents #15 of 36Top 45%
Ericsson: 1 patents #444 of 887Top 55%
Overall (All Time): #275,847 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9647971 Automatic delivery selection for electronic content Gary Liu, John Kalan 2017-05-09
9419950 Secure message forwarding system detecting user's preferences including security preferences 2016-08-16
8972717 Automatic delivery selection for electronic content Gary Liu, John Kalan 2015-03-03
8726009 Secure messaging using a trusted third party Gary Liu 2014-05-13
8607335 Internet file safety information center Gary Liu 2013-12-10
8396810 Centralized authorization and fraud-prevention system including virtual wallet for network-based transactions 2013-03-12
7574607 Secure pipeline processing Gary Liu 2009-08-11
7493661 Secure transmission system Gary Liu 2009-02-17
7475256 Secure message forwarding system detecting user's preferences including security preferences 2009-01-06
7136841 Centralized authorization and fraud-prevention system for network-based transactions 2006-11-14
6853987 Centralized authorization and fraud-prevention system for network-based transactions 2005-02-08
6760752 Secure transmission system Gary Liu 2004-07-06
6732101 Secure message forwarding system detecting user's preferences including security preferences 2004-05-04
6675153 Transaction authorization system Gary Liu 2004-01-06
6496744 Method and system for custom manufacture and delivery of a data product 2002-12-17
6006106 Method for automatic transceiver selection in a mobile multiple RF transceiver apparatus Eric Schaufert, Robert Schmidt 1999-12-21
5860068 Method and system for custom manufacture and delivery of a data product 1999-01-12