Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9527874 | Process for surface modification of particulate solids | Torsten Gottschalk-Gaudig, Helmut Maginot | 2016-12-27 |
| 6322765 | Process for preparing silicon dioxide | Ernst Muhlhofer, Gerhard Kalchgruber, Botho Druse | 2001-11-27 |