Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5447629 | Apparatus for purifying a liquid effluent containing pollutants | Daniel Chaumont, Claude Gudin | 1995-09-05 |
| 5338673 | Process for the selective production of polyunsaturated fatty acids from a culture of microalgae of the porphyridium cruentum | Claude Gudin, Bruno Sarrobert | 1994-08-16 |
| 5179012 | Process for the production and extraction of antioxidants from a micro-organism culture | Claude Gudin | 1993-01-12 |
| 4906746 | Process for the production and extraction of polysaccharides from a porphyridium cruentum culture and apparatus for performing the process | Henri Barnier, Patrick Ferreira Dos Santos, Claude Gudin | 1990-03-06 |
| 4689301 | Transparent polyurethane foam wall | Bruno Adet, Claude Gudin | 1987-08-25 |