Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660705 | Liquid fluorescent whitening agent formulation | Helena Dbaly, Josef Zelger | 2003-12-09 |
| 6620294 | Formulations of fluorescent whitening agents | Olli Jokinen, Peter Rohringer | 2003-09-16 |