Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6743938 | Method for making ethyl ketone cyanohydrin | Jean-Francois Croizy, Gilbert Esquirol | 2004-06-01 |
| 6673884 | Method for making monomers with two quarternary amino group and (co)polymers obtained from said monomers | Alain Riondel, Denis Tembou N'Zudie, Vladimir Chaplinski, Didier Vanhoye | 2004-01-06 |