DP

David Gerard Parker

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,486,156 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6771748 Controlling customized announcements to subscribers and responses thereto in a telecommunication system Mark A. Ristich, Robin Jeffrey Thompson 2004-08-03