Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666953 | Treated filler or pigment containing natural carbonate | Patrick A.C. Gane, René Vinzenz Blum, Beat Karth | 2003-12-23 |
| 6627413 | Method for determining microbial contamination | Patrick Schwarzentruber | 2003-09-30 |
| 6569229 | Low-freezing point formulation containing phenol derivatives | Patrick Schwarzentruber | 2003-05-27 |