Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6699808 | High-solids SiO2 dispersions, process for producing them, and their use | Fritz Schwertfeger, Johann Weis, Peter Ritter, Wolfgang Schweren, Volker Frey +1 more | 2004-03-02 |