Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7592000 | Method of tanning human body by mysting or immersion at elevated temperature | Sabine Hitzel, Hansjurgen Driller, Herwig Buchholz, Silke Hornung, Frank Pflucker +1 more | 2009-09-22 |
| 7264795 | Sunscreen composition | Frank Pflucker, Hans-Jürgen Driller, Laure Vouzellaud, Hervé Guinard, Ratan K. Chaudhuri | 2007-09-04 |
| 7150876 | Methods for stabilizing ingredients within cosmetics, personal care and household products | Ratan K. Chaudhuri, Germain Puccetti, Zoia Lascu | 2006-12-19 |
| 6969509 | Skin-lightening | Ratan K. Chaudhuri | 2005-11-29 |
| 6649150 | Skin-lightening | Ratan K. Chaudhuri | 2003-11-18 |
| 6242099 | Microcapsules made of chitin or of chitin derivatives containing a hydrophobic substance, in particular a sunscreen, and process for the preparation of such microcapsules | Bernard Grandmontagne | 2001-06-05 |