Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9453131 | PVD-metallic effect pigments with diffractive structure and metal nanoparticles, process for preparing them and use thereof | Bernhard Geissler, Martin Fischer, Frank Henglein, Ralph Schneider, Klaus Greiwe | 2016-09-27 |
| 9175166 | Multi-layer metallic effect pigments, process for their preparation and use | Bernhard Geissler, Jasmin Bleisteiner, Martin Fischer, Ralph Schneider | 2015-11-03 |
| 9127169 | Dark metal effect pigments produced by means of a physical vapour deposition (PVD) method | Martin Fischer, Bernhard Geissler, Ralph Schneider | 2015-09-08 |
| 8864899 | PVD metal effect pigment having gradient on nanoscale metal particles, method for the production thereof and use thereof | Bernhard Geissler, Frank Henglein, Ralph Schneider, Martin Fischer | 2014-10-21 |
| 8163079 | Platelet-shaped, copper-containing, metallic effect pigments, process for preparing them and use thereof | Dieter Proelss, Ralf Deinzer, Andreas Kroell, Stefan Trummer, Michael Becker +1 more | 2012-04-24 |
| 7485365 | Copper-based metal flakes, in particular comprising zinc and method for production thereof | Thomas Schuster, Rolf Treude, Stanley W. Cichanowski | 2009-02-03 |