Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5893693 | Metal dowel for anchorage in thin wall panels | Charles Barnavol, Jean Collas, Jean-Jacques Legat | 1999-04-13 |
| 4797539 | Alcoholic concentration indicator | — | 1989-01-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5893693 | Metal dowel for anchorage in thin wall panels | Charles Barnavol, Jean Collas, Jean-Jacques Legat | 1999-04-13 |
| 4797539 | Alcoholic concentration indicator | — | 1989-01-10 |