Inventor · Echem, DE

Franz Stab

17Patents
9h-index
20Co-inventors
68Inventor score

Filing activity: Sep 2, 1993 → Oct 26, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5952373A Agents acting against hyperreactive and hypoactive, deficient skin conditions and manifest dermatitides Emerging Cross-Sectional Technologies 148 Expired
US6180662A Agents acting against hyperreactive and hypoactive, deficient skin conditions and manifest dermatitides Emerging Cross-Sectional Technologies 67 Expired
US6423747B1 Cosmetic and dermatological preparations with flavonoids Emerging Cross-Sectional Technologies 49 Expired
US6261575A Skin-care agent for ageing skin Human Necessities 48 Expired
US6503523B2 Skin care agents containing combinations of active agents consisting of vitamin a derivatives and UBI- or plastoquinones Human Necessities 41 Expired
US6428779B1 Skincare compositions for ageing skin Human Necessities 22 Expired
US6121243A Treatment of skin with a formulation comprising alpha-glucosyl rutin and one or more cinnamic acid derivatives Emerging Cross-Sectional Technologies 17 Expired
US5710177A Synergistic combinations of active substance for the cosmetic or dermatological care of the skin, hair & nails Human Necessities 15 Expired
US5723482A Active compounds and cosmetic and dermatological formulations Human Necessities 10 Expired
US6596761B2 Cosmetic and dermatological preparation with flavonoids Emerging Cross-Sectional Technologies 9 Expired
US6562794B1 Cosmetic and dermatological formulations comprising flavonoids Emerging Cross-Sectional Technologies 6 Expired
US5494676A Dermatological compositions containing CIS-urocaninic acid Human Necessities 6 Expired
US5620680A Cosmetic and dermatological light protection formulations having an active content of cis-urocaninic acid Chemistry; Metallurgy 3 Expired
US5455036A Method of using cis-urocaninic acid for topically treating psoriasis Human Necessities 2 Expired
US7824717B2 Use of licochalcone A against rosacea Human Necessities 1 Active
US7270804B2 Use of one or several substances selected from the group of pyrimidines and purines in cosmetic preparations for tanning the skin Human Necessities 0 Expired
US10500168B2 Use of licochalcone a for treatment of rosacea Human Necessities 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.