Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7348029 | Surface-modified zinc oxide for the production of nanoparticulate dispersions | Rainer Kliss, Ralf Elsässer, Christian Umbreit, Horst Hahn, Christian Kropf +2 more | 2008-03-25 |
| 6648925 | Coloring agent comprising transition metals | Bernd Mayer, Peter Kuhm, Horst Hoeffkes, Gertrud Ewald, Hans-Oscar Stephan | 2003-11-18 |