Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7268107 | Highly concentrated, free-flowing pearly lustre concentrates | Claus Nieendick, Josef Koester, Michael Lieu | 2007-09-11 |
| 7253139 | Surfactant preparations comprising α-hydroxy acids | Ansgar Behler, Werner Seipel | 2007-08-07 |
| 7056379 | Highly concentrated, free-flowing pearly lustre concentrates | Claus Nieendick, Josef Koester, Michael Lieu | 2006-06-06 |
| 6907880 | Inhalation device | Harald Heckenmuller, Ulrich Hetzer, Alfred Von Schuckmann, Volker Tiedemann | 2005-06-21 |
| 6258374 | Foam-forming pharmaceutical composition | Stefan Friess, Harald Heckenmuller, Oliver Szambien | 2001-07-10 |