DH

Dick C. Hardt

CL Callahan Cellular L.L.C.: 2 patents #5 of 48Top 15%
Overall (2016): #147,376 of 481,213Top 35%
2
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9398020 Graduated authentication in an identity management system — 2016-07-19
9245266 Auditable privacy policies in a distributed hierarchical identity management system — 2016-01-26