IB

Irving Benyacar

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #3,872,989 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5003584 Method and apparatus for the billing of value-added communication calls Elizabeth V. Courte, Albert Friedes, Thomas P. Howe, David D. Kaufman, James R. Magura +4 more 1991-03-26