Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656543 | Cholesteric layered material, and the production thereof | Peter Schuhmacher, Norbert Schneider, Wolfgang Best, Albert Kohl, Peter Blaschka +1 more | 2003-12-02 |
| 6605235 | Cholesteric layered material having an improved color impression, and the production thereof | Frank Meyer, Frank Prechtl, Norbert Schneider, Peter Heilmann, Volker Koch +2 more | 2003-08-12 |
| 6582781 | Multilayer cholesteric pigments | Peter Schuhmacher, Norbert Schneider, Harald Keller, Gunter Bettinger, Peter Blaschka +3 more | 2003-06-24 |