Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5984192 | Supplementary coding on inductive debit cards and reading process | Enio Cal.cedilla.avara, Jr | 1999-11-16 |
| 5834757 | Debiting method for inductive prepayment cards | Rubens Ramos Fernandes | 1998-11-10 |