Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6582781 | Multilayer cholesteric pigments | Peter Schuhmacher, Norbert Schneider, Volker Richter, Gunter Bettinger, Peter Blaschka +3 more | 2003-06-24 |
| 6518453 | Method for stabilizing chemical compounds containing at least one ethylenically unsaturated bond in order to prevent undesirable radical polymerization | Heinz Friedrich Sutoris, Gerhard Wagenblast, Volker Schliephake, Jürgen Schröder, Klaus Joachim Müller-Engel +1 more | 2003-02-11 |