Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5254989 | Garbling the identification of a key of a non-coded keyboard, and circuit for performing the method | Roger Poulenard, Hartmut Fink | 1993-10-19 |
| 5239664 | Arrangement for protecting an electronic card and its use for protecting a terminal for reading magnetic and/or microprocessor cards | Roger Poulenard | 1993-08-24 |