Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4297570 | Magnetic stripe | George A. Kowalski, Murray Rosenbaum | 1981-10-27 |
| 4202626 | Signature verification and authentication systems | John Schick | 1980-05-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4297570 | Magnetic stripe | George A. Kowalski, Murray Rosenbaum | 1981-10-27 |
| 4202626 | Signature verification and authentication systems | John Schick | 1980-05-13 |