Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33553 | Surface texture reading access checking system | Bertrand Causse D'Agraives, Janny Mathieu | 1991-03-12 |
| 4677435 | Surface texture reading access checking system | Bertrand Causse D'Agraives, Janny Mathieu | 1987-06-30 |