Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6451498 | Photosensitive composition | Francis Verzaro, Heinrich Meyer, Gonzalo Urrutia Desmasion, Gilles Meunier | 2002-09-17 |
| 6353065 | Emulsion polymerization in the presence of a stable free radical | Bernadette Charleux, Muriel Lansalot, Jean-Pierre Vairon, Sandrine Denie | 2002-03-05 |
| 5555936 | Scleroglucan gel applied to the oil industry | Jacques Gadioux, Richard Riveno | 1996-09-17 |
| 5323857 | Process for enhancing oil recovery using scleroglucan powders | Yves Huet, Alain Donche | 1994-06-28 |
| 5322123 | Use of gel-based compositions for reducing the production of water in oil- or gas-producing wells | Norbert Kohler | 1994-06-21 |
| 5224988 | Process for improving the dispersibility and filterability of scleroglucan powders | Yves Huet, Alain Donche | 1993-07-06 |