Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5521362 | Electronic purse card having multiple storage memories to prevent fraudulent usage and method therefor | — | 1996-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5521362 | Electronic purse card having multiple storage memories to prevent fraudulent usage and method therefor | — | 1996-05-28 |