SP

Steven John Pringle

VI Visa: 2 patents #840 of 2,009Top 45%
Overall (All Time): #2,230,114 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6282522 Internet payment system using smart card Virgil M. Davis, Suzanne C. Cutino, Michael Berg, Fredrick Conklin 2001-08-28
6105008 Internet loading system using smart card Virgil M. Davis, Suzanne C. Cutino, Michael Berg, Frederick Conklin 2000-08-15