DT

Daniel D. Tagatac

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,783,347 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5463683 Blocked call notification system Cynthia B. Collins, Young-Sang Lee 1995-10-31