Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8758734 | Sun protecting emulsion provided with a foam dispenser | Rolf Kawa, Hannelore Merheim, Sylvia Henig | 2014-06-24 |
| 5972315 | Cosmetic skin-care product against ageing of the skin as an effect of light | Eckart Voss | 1999-10-26 |
| 5372805 | Cosmetic sunscreen | Eckart Voss | 1994-12-13 |
| 4792609 | Indoline and 1,2,3,4-tetrahydroquinoline N(dicarboalkoxyvinyl) substituted derivatives | Thomas Scholl, Otto Exner, Hermann Perrey | 1988-12-20 |
| 4284621 | Agents for protection against light | Reinhard Preuss, Egbert Charlet, Hans J. Rosenkranz | 1981-08-18 |