Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4986889 | Suction cup for the electrolytic treatment of a surface | Gerard Gouaillardou, Jean-Pierre Cizel | 1991-01-22 |
| 4424769 | Process and apparatus for removal of the sludge deposits on the tube sheet of a steam generator | Jean Dessales, deceased, by Blanche A. Dessales nee Vacher, administratrix, Bernard Lebouc | 1984-01-10 |