Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682027 | System and method for performing transactions and a portable intelligent device therefore | Johannes Marinus George Bertina | 1997-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5682027 | System and method for performing transactions and a portable intelligent device therefore | Johannes Marinus George Bertina | 1997-10-28 |