DS

Didier Semeria

L' L'Oreal: 5 patents #17 of 157Top 15%
Overall (1997): #4,687 of 185,788Top 3%
5
Patents 1997

Issued Patents 1997

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5665699 Use of ceramides as thickeners Michel Philippe, Claude Mahieu, Alain Ribier 1997-09-09
5665778 Ceramides, process for their preparation and their applications in cosmetics and in dermopharmacy Michel Philippe, Claude Mahieu 1997-09-09
5648544 Process for the preparation of 2-aminoalkane-1,3-diols Michel Philippe 1997-07-15
5618523 Ceramides, process for their preparation and their applications in the cosmetic and dermopharmaceutical fields Alexandre Zysman, Guy Vanlerberghe 1997-04-08
5616746 Use in cosmetics of lipophilic derivatives of amino deoxyalditols, cosmetic compositions containing them, and novel alkyl carbamates Claude Mahieu, Dani ele Cauwet, Guy Vanlerberghe 1997-04-01