DR

Douglas M. Rayburn

DA Dphi Acquisitions: 4 patents #20 of 45Top 45%
Overall (All Time): #1,242,088 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7729495 System and method for detecting unauthorized copying of encrypted data Lane W. Lee, Timothy R. Feldman, Gary Kiwimagi 2010-06-01
7672903 Revocation method and apparatus for secure content Lane W. Lee, Timothy R. Feldman, Gary Kiwimagi 2010-03-02
7310821 Host certification method and system Lane W. Lee, Timothy R. Feldman, Gary Kiwimagi 2007-12-18
7110982 Secure access method and system Timothy R. Feldman, Lane W. Lee, Michael F. Braitberg, Gary Kiwimagi 2006-09-19