QN

Quang Lan Nguyen

L' L'Oreal: 4 patents #24 of 157Top 20%
Overall (1997): #6,351 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5695771 Composition containing a non-photocatalytic metal oxide and tocopherol its use in treating light induced signs of aging Boudiaf Boussouira 1997-12-09
5679691 Use of a spin trap in a cosmetic or dermatological composition Alain Ribier, Jean-Thierry Simonnet, Boudiaf Boussouira 1997-10-21
5650137 Cosmetic composition containing a superoxide dismutase and a porphyrin Christian Colin 1997-07-22
5607921 Stabilized cosmetic or dermatological composition containing several precursors of the same active agent in order to maximize its release, and use thereof Dominique Bernard 1997-03-04