Inventor · Sevran, FR

Jean J. Vandenbosche

12Patents
6h-index
8Co-inventors
55Inventor score

Filing activity: Feb 17, 1987 → Jun 4, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US4845293A Dyeing composition containing halogenated 2-nitroanilines Chemistry; Metallurgy 36 Expired
US5514188A Oxidation dye composition for keratinous fibres comprising a para-aminophenol, 2-methyl-5-aminophenol and a para-phenylenediamine and/or a bis(phenylalkylenediamine) Human Necessities 13 Expired
US4797129A Dye compositions for keratinous fibres containing 2-nitro-metaphenylenediamines Chemistry; Metallurgy 10 Expired
US5567421A Oxidation dye composition for keratinous fibres comprising a para-aminophenol, a meta-aminophenol and a para-phenylenediamine and/or a bis(phenylalkylenediamine) Human Necessities 9 Expired
US5500021A Oxidation dye composition for keratinous fibres comprising a paraminophenol, a meta-aminophenol and a meta-phenylenediamine, and dyeing process using such a composition Human Necessities 8 Expired
US5427588A Dyeing compositions containing indoline compounds and process for dyeing keratinous fibres Chemistry; Metallurgy 7 Expired
US5703266A 3-substituted para-aminophenols Human Necessities 6 Expired
US5580357A Composition for the oxidation dyeing of keratinous fibres comprising a para-aminophenol, a meta-aminophenol and an ortho-aminophenol, and dyeing process using such a composition Human Necessities 4 Expired
US5984975A 3-substituted para-aminophenols and use thereof in dyeing keratinous fibers Emerging Cross-Sectional Technologies 4 Expired
US5993791A Oxidation dye composition for keratinous fibres comprising a para-aminophenol, a meta-aminophenol and a 2-substituted para-aminophenol Human Necessities 3 Expired
US4992586A Process for preparing 2-nitro-meta-phenylenediamines Chemistry; Metallurgy 2 Expired
US5556989A Indoline compounds useful for dyeing keratinous fibres Chemistry; Metallurgy 2 Expired

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