Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440308 | Method for treating a photographic processing bath | Olivier Poncelet | 2002-08-27 |
| 6437021 | Biocide material and method of preparation of said material | Karen Leeming, Sylvie Lebrat, Christopher P. Moore, Thierry Janet | 2002-08-20 |
| 6361699 | Apparatus for putting into contact a defined quantity of a treatment material with an aqueous solution to be treated and process for treating an aqueous solution | Olivier Poncelet | 2002-03-26 |