Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447599 | Method of limiting the release of organic materials into the environment during the making of foundations, and concrete which can be used in said method | Hubert Vattement | 2002-09-10 |
| 5059251 | Injection product for sealing and/or consolidating soils and building materials, and a method for its employment | — | 1991-10-22 |
| 5017233 | Method of rendering soils impervious and products for carrying out the method | — | 1991-05-21 |
| 4834579 | Waterproofing dams and the like | Raphael Aris, Pierre Couprie | 1989-05-30 |
| 4762443 | Method of rendering soils impervious | — | 1988-08-09 |
| 4615643 | Method of sealing off a mass of waste stock containing metal cations | — | 1986-10-07 |
| 4514228 | Composition for making impermeable walls and other underground structures | — | 1985-04-30 |