Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10449522 | Process for manufacture of NOx storage materials | Marcus Hilgendorff, Andreas Stohr, Joachim Fellger | 2019-10-22 |
| 7741487 | Method for producing quaterrylene-3,4:13, 14-tetracarboxy diimides by direct synthesis | Martin Koenemann, Arno Boehm, Reinhold Rieger, Peter Blaschka, Helmut Reichelt +1 more | 2010-06-22 |
| 5733658 | Luster pigments based on reduced titania-coated silicate-based platelets | Raimund Schmid, Claus Kaliba, Norbert Mronga, Werner Ostertag, Helmut Schmidt +2 more | 1998-03-31 |
| 5624487 | Preparation of bluish luster pigments | Helmut Schmidt, Werner Ostertag, Norbert Mronga, Juan Antonio Gonzalez Gomez, Claus Kaliba +2 more | 1997-04-29 |