Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4605846 | Optically readable card carrying digital data, and an access control system using said card | Bernard Duret, Guido G. Dall'oro, Alain Jollivet | 1986-08-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4605846 | Optically readable card carrying digital data, and an access control system using said card | Bernard Duret, Guido G. Dall'oro, Alain Jollivet | 1986-08-12 |