Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851894 | Device for neutralizing the access to an integrated-circuit zone to be protected | Jean-Marie Gaultier | 1989-07-25 |
| 4835423 | MOS technology voltage switch-over circuit | Serge Fruhauf | 1989-05-30 |
| 4811291 | Safety device for electrically programmable read-only memory | — | 1989-03-07 |