Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8034626 | Labels, their production process and their uses | Vincent Guyon, Marie-Noelle Rager | 2011-10-11 |
| 7994215 | High purity phthalein derivatives and method for preparing same | Joanne Tran-Guyon | 2011-08-09 |
| 7518002 | High purity phthalein derivatives and method for preparing same | Joanne Tran-Guyon | 2009-04-14 |
| 6192267 | Endoscopic or fiberscopic imaging device using infrared fluorescence | Gabriel Quentel | 2001-02-20 |
| 5750722 | Method for the preparation of high purity substituted benz E! indoles and the alkaline salts thereof | Anh Hoa Huynh, Joanne Tran, Jean-Paul Guette | 1998-05-12 |