Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7567080 | Method for determining an integral sun protection factor encompassing UVA and UVB radiation | Leonhard Zastrow, Karin Golz-Berner, Norbert Groth, Thomas Herrling | 2009-07-28 |
| 6820014 | Method for determination of realistic UV protection factors or broad spectrum indices | Marc Pissavini, Leonhard Zastrow | 2004-11-16 |
| 6106847 | Stable multiple phase emulsion of the type O.sub.1 /W/O.sub.2 | Karin Golz, Leonhard Zastrow, Klaus Stanzl | 2000-08-22 |
| 5951967 | Multi-phase light screening agent, process for its production and for its application to the skin | Karin Golz, Leonhard Zastrow, Klaus Stanzl, Jacques Gerbron | 1999-09-14 |
| 5478561 | Process for the preparation of stable complex multiple emulsions of the water-oil water systems | — | 1995-12-26 |