CC

Clifton Ashman Campbell

AT AT&T: 3 patents #210 of 1,483Top 15%
📍 Norcross, GA: #10 of 64 inventorsTop 20%
🗺 Georgia: #450 of 4,647 inventorsTop 10%
Overall (2020): #94,854 of 565,922Top 20%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10834576 Methods for provisioning universal integrated circuit cards Walter Cooper Chastain, Stephen Emille Chin, David Harber, Brian Keith Rainer, David K. Smith +1 more 2020-11-10
10681534 Methods for provisioning universal integrated circuit cards Walter Cooper Chastain, Stephen Emille Chin, David Harber, Brian Keith Rainer, David K. Smith +1 more 2020-06-09
10609668 Method and apparatus for managing mobile subscriber identification information according to registration requests Stephen Emille Chin, Walter Cooper Chastain 2020-03-31