Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10752510 | Coarse support silica particles | Claus-Peter Drexel, Frank Haselhuhn, Frank Heindl, Ralf Rausch | 2020-08-25 |
| 8349441 | Pyrogenic titanium dioxide compressed to slugs | Ralph Hofmann, Frank Menzel | 2013-01-08 |
| 8092587 | Stable aqueous dispersions of precipitated silica | Florian Zschunke, Burkhard Standke, Stefan Scharfe, Christoph Batz-Sohn, Heinz Lach +4 more | 2012-01-10 |