Marc Dumas
34Patents
12h-index
23Co-inventors
81Inventor score
Filing activity: Dec 11, 1989 → Dec 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5470579A | Xanthines, optionally incorporated in liposomes, for promoting skin or hair pigmentation | Human Necessities | 114 | Expired |
| US5476651A | Cosmetic or pharmaceutical composition, especially dermatological composition, intended for promoting the pigmentation of the skin or hair, containing an extract of cyperus, and the process for its manufacture | Human Necessities | 97 | Expired |
| US5663160A | Cosmetic or dermatological composition containing at least one saponin of the ginsenoside type, and its applications, especially for treating the hair | Human Necessities | 77 | Expired |
| US5653983A | Compositions for the pigmentation of the skin or of the hair containing an extract of Marrubium vulgare, the process for it's manufacture and it's | Human Necessities | 58 | Expired |
| US5164182A | Composition containing a mulberry extract incorporated into hydrated lipidic lamellar phases of liposomes | Human Necessities | 32 | Expired |
| US5801192A | Use of vitamin C or derivatives or analogues thereof promoting skin elastin synthesis | Human Necessities | 27 | Expired |
| US5603949A | Use of a tocopherol phosphate or one of its derivatives, for the preparation of cosmetic or pharmaceutical compositions and compositions so obtained | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6641848B1 | Saponin or sapogenol compositions for increasing collagen IV synthesis | Human Necessities | 24 | Expired |
| US6471972B1 | Cosmetic treatment method for fighting against skin ageing effects | Human Necessities | 20 | Expired |
| US5747538A | Use of ginsenoside R.sub.0 or a plant extract containing same to promote collagen synthesis | Human Necessities | 20 | Expired |
| US5643597A | Use of a tocopherol phosphate or one of its derivatives for the preparation of cosmetic or pharmaceutical compositions and compositions so obtained | Human Necessities | 15 | Expired |
| US6495147B1 | Uses of D-xylose, the esters thereof and oligosaccharides containing xylose for improving the functionality of epidermal cells | Human Necessities | 14 | Expired |
| US5290562A | Compositions and methods employing liposomes including tyrosine or a tyrosine derivative | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7060693B1 | Ajuga turkestanica extract and its cosmetic uses | Human Necessities | 10 | Expired |
| US5514374A | Cosmetic or pharmaceutical composition containing a black horehound extract | Human Necessities | 9 | Expired |
| US5624673A | Cosmetic or pharmaceutical composition containing a prunella extract | Human Necessities | 8 | Expired |
| US5955083A | Use of eriobotrya japonica extract, in particular in cosmetics for stimulating glycosaminoglycan synthesis | Human Necessities | 8 | Expired |
| US5676948A | Use of a simarouba extract for reducing patchy skin pigmentation | Chemistry; Metallurgy | 7 | Expired |
| US8455013B2 | Use of an extract of common mallow as an hydrating agent, and cosmetic composition containing it | Human Necessities | 6 | Active |
| US5807555A | Skin treatments with Smelophyllum capense extracts | Human Necessities | 4 | Expired |
| US6004568A | Cosmetic or pharmaceutical, particularly dermatological, composition containing a Bertholletia extract | Human Necessities | 3 | Expired |
| US5518050A | Pouring device having a built-in selective flow stopping mechanism | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6193975A | Use of potentilla erecta extract in the cosmetic and pharmaceutical field | Chemistry; Metallurgy | 3 | Expired |
| US5591437A | Cosmetic or pharmeceutical composition containing a black horehound extract | Human Necessities | 3 | Expired |
| US8168211B2 | Use of a polyphenol-rich plant extract as antioxidant in combination with a hydrating or humectant agent | Human Necessities | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.