Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7204856 | Shaped bodies for forming cosmetic preparations | Erik Schulze zur Wiesche, Michael Dreja | 2007-04-17 |
| 6858216 | Cosmetic agent containing 2-furanone derivatives | Erik Schulze zur Wiesche, Detlef Hollenberg | 2005-02-22 |
| 6790240 | Solid colorant for keratin fibers | Erik Schulze zur Wiesche, Detlef Hollenberg, Michael Dreja | 2004-09-14 |
| 6620409 | Hair and skin care agents | Ullrich Bernecker, Detlef Hollenberg | 2003-09-16 |
| 6160144 | Synthetic esters of alcohols and fatty acid mixtures of vegetable oils high in oleic acid and low in stearic acid | Frank Bongardt, Alfred Westfechtel, Wolfgang Giede | 2000-12-12 |