PL

Patricia Lindblad

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,817,604 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5187710 Method and apparatus for the billing of value-added communications calls Nga V. Chau, Reuben D. Hauptman, David D. Kaufman, Barbara Joanne Kittredge, Pamela J. Lauber 1993-02-16