Inventor · Speyer, DE

Thomas Wunsch

32Patents
14h-index
43Co-inventors
77Inventor score

Filing activity: Jan 10, 1995 → Nov 10, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5945091A Photo-stable cosmetic and pharmaceutical formulations containing UV-filters Human Necessities 48 Expired
US6159455A Dimeric .alpha.-alkylstyrene derivatives as photostable UV filters in cosmetic and pharmaceutical preparations Human Necessities 39 Expired
US6093385A 4,4-diarylbutadienes as water-soluble photostable UV filters for cosmetic and pharmaceutical preparations Human Necessities 31 Expired
US5922469A Materials suitable as crosslinkable binder components Emerging Cross-Sectional Technologies 29 Expired
US6238649A Cosmetic and pharmaceutical preparations containing photostable UV filters Human Necessities 27 Expired
US6531117B2 Aqueous dispersion of water-insoluble organic UV filter substances Emerging Cross-Sectional Technologies 25 Expired
US6387355B2 Use of sunscreen combinations comprising, as essential constituent, amino-substituted hydroxybenzophenones as photostable UV filters in cosmetic and pharmaceutical preparations Human Necessities 24 Expired
US6436373B1 Oligomeric diarylbutadienes Chemistry; Metallurgy 21 Expired
US6545174B2 Cosmetic and pharmaceutical preparations containing photostable UV filters Human Necessities 20 Expired
US6409995B1 Use of amino-substituted hydroxybenzophenones as photostable UV filters in cosmetic and pharmaceutical preparations Chemistry; Metallurgy 20 Expired
US6191301A 4,4-diarylbutadienes as water-soluble photostable UV filters for cosmetic and pharmaceutical preparation Human Necessities 18 Expired
US6541032B1 Use of finely divided dye-containing polymers PD as color-imparting constituent in cosmetic compositions Human Necessities 15 Expired
US6416773B2 Cosmetic or dermatological light protection agent preparations Human Necessities 14 Expired
US6391289B2 Use of sunscreen combinations comprising, as essential constituent, 4,4′-diarylbutadienes as photostable UV filters in cosmetic and pharmaceutical preparations Human Necessities 14 Expired
US6037487A Photo-stable cosmetic and pharmaceutical formulations containing UV-filters Human Necessities 13 Expired
US6458342B1 Use of sunscreen combinations comprising, as essential constituent, 2,2′-p-phenylenebis (3,1-benzoxazin-4-one) as photostable UV filters in cosmetic and pharmaceutical preparations Human Necessities 12 Expired
US6090374A Cosmetic and pharmaceutical preparations comprising photostable UV filters Human Necessities 11 Expired
US5968484A Cosmetic preparations comprising photostable UV-A filters Human Necessities 11 Expired
US6407247B1 Photo-stable cosmetic and pharmaceutical formulations containing UV-filters Chemistry; Metallurgy 9 Expired
US6129847A Recovery of raw materials from magnetic recording media Emerging Cross-Sectional Technologies 6 Expired
US6488915B1 Use of sunscreen combinations which comprise, as essential constituent, 2-(4-alkoxyanilinomethylene) malonic dialkyl esters as photostable UV filters in cosmetic and pharmaceutical preparations Human Necessities 3 Expired
US6069258A Cosmetic preparations comprising photostable UV-A filters Human Necessities 3 Expired
US6413503B1 Use of cyclic enamines as light protection agents Human Necessities 3 Expired
US6129908A Cosmetic or pharmaceutical preparations comprising 1,3,5-triazine derivatives and zinc oxide Human Necessities 2 Expired
US6025456A Polyurethanes Chemistry; Metallurgy 2 Expired

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