Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6521782 | Method for making aqueous solutions of unsaturated quaternary ammonium salts | Alain Riondel, Gilles Herbst, Marc Esch, Peter J. N. Meyer | 2003-02-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6521782 | Method for making aqueous solutions of unsaturated quaternary ammonium salts | Alain Riondel, Gilles Herbst, Marc Esch, Peter J. N. Meyer | 2003-02-18 |