Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404273 | Crystal form of an organic fluorescent compound | Helmut Reichelt, Christian Doerr, Gerd Rollar, Hans Reichert, Korinna Dormann | 2025-09-02 |
| 12378424 | Microparticle composition comprising an organic IR absorbing pigment | Roland Hinrich Staff, Yannick Fuchs, Helmut Reichelt, Hans Reichert, Korinna Dormann +1 more | 2025-08-05 |
| 12359070 | Naphthalocyanine and phthalocyanine chromophores | Hans Reichert, Rene Fischer, Marie-Pascale Perritaz, Helmut Reichelt, Korinna Dormann | 2025-07-15 |
| 11161866 | Crystal form of a dithiolene metal complex | Helmut Reichelt, Hans Reichert, Korinna Dormann, Rene Fischer, Christian Doerr | 2021-11-02 |
| 10703923 | Naphthalocyanine derivatives | Hans Reichert, Yves Bron, Helmut Reichelt | 2020-07-07 |
| 10252561 | Security elements and method for their manufacture | Michelle Richert, Nikolay A. GRIGORENKO | 2019-04-09 |
| 9222024 | Polymerized films with line texture or fingerprint texture | Jochen Brill, Ulrich Schalkowsky, Thomas Musiol, Claus Hoffmann, Olivier Enger | 2015-12-29 |
| 7449239 | Coated metallic luster pigments for pigmenting high molecular weight materials | Norbert Mronga, Gunter Etzrodt, Arno Bohm | 2008-11-11 |
| 7387669 | Luster pigments having a pronounced glittering effect | Norbert Mronga, Raimund Schmid | 2008-06-17 |
| 7300510 | Goniochromatic bright pigments | Norbert Mronga, Rainer Henning, Raimund Schmid | 2007-11-27 |
| 6620233 | Goniochromatic luster pigments which are based on titanium dioxide-coated siliceous platelets heated in a reductive atmosphere | Raimund Schmid, Norbert Mronga, Jorg Adel | 2003-09-16 |
| 6533857 | Gloss pigments comprising an absorbent low-refractive coating | Raimund Schmid, Arno Bohm, Norbert Mronga, Thorsten Clemens | 2003-03-18 |
| 6428615 | Phosphatic pigment preparations | Hansulrich Reisacher | 2002-08-06 |
| 6423131 | Bismuth vanadate pigments comprising at least one metal fluoride coating | Hansulrich Reisacher, Norbert Mronga, Reinhard ZICKGRAF | 2002-07-23 |
| 6335390 | Aqueous coating compositions comprising metallic pigment | Norbert Mronga | 2002-01-01 |
| 6284035 | Pigment preparations in granule form | Hansulrich Reisacher, Anton Dotter, Gerhard Berger, Otmar Pelz | 2001-09-04 |
| 6193794 | Goniochromatic luster pigments based on multiply coated iron oxide platelets | Raimund Schmid, Norbert Mronga | 2001-02-27 |
| 6187390 | Use of hydride-containing aluminum oxide for producing optically detectable markings and inscriptions | Stefan Faber, Michael Veith, Eckehard Fritscher, Wilma M. Dausch, Raimund Schmid | 2001-02-13 |
| 6139614 | Goniochromatic luster pigments based on titanium dioxide-coated silicatic platelets which have been heated in a reducing atmosphere | Raimund Schmid, Norbert Mronga | 2000-10-31 |
| 5800824 | Use of metal oxide-doped zinc oxides for cosmetic purposes | Ellen Pfrommer, Norbert Mronga | 1998-09-01 |