Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10533102 | Preparation of matt paints and printing inks | Frank Mersch | 2020-01-14 |
| 10160862 | Production of titanium dioxide pigment obtainable by the sulfate process with a narrow particle size distribution | Siegfried Bluemel, Achim Abdin, Joerg Friedrich, Volker Schmitt | 2018-12-25 |
| 9909011 | Method for coating the surface of inorganic solid particles, especially titanium dioxide pigment particles | Heiko Frahm, Joerg Friedrich, Mark Kaminski, Erwin Schmeier, Lydia Drews-Nicolai | 2018-03-06 |
| 9096762 | Method for surface treatment of inorganic pigment particles | Alexander Breyder, Frank Mersch, Siegfried Bluemel, Volker Schmitt | 2015-08-04 |
| 8845803 | Method for the surface treatment of inorganic pigment particles | Alexander Breyder, Frank Mersch, Siegfried Bluemel, Volker Schmitt | 2014-09-30 |