Inventor · Le Puy-en-Velay, FR

Didier Demay

6Patents
4h-index
5Co-inventors
39Inventor score

Filing activity: Jun 3, 1997 → Oct 18, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US6296829A Process for the aqueous purification of hydrogen peroxide containing impurities Chemistry; Metallurgy 14 Expired
US5928621A Process for the preparation of an ultra pure solution of hydrogen peroxide by ion exchange with recycling Chemistry; Metallurgy 12 Expired
US5961947A Process for the preparation of an ultra pure hydrogen peroxide solution by the ion exchange by sequence: anionic-cationic-anionic-cationic Chemistry; Metallurgy 7 Expired
US6540921B1 Process for the purification of aqueous hydrogen peroxide solutions Chemistry; Metallurgy 5 Expired
US6187189A Process for the preparation of an ultrapure solution of hydrogen peroxide by ion exchange with recycling Chemistry; Metallurgy 2 Expired
US6214225A Process for the preparation of an ultra pure hydrogen peroxide solution by the ion exchange by sequence: anionic-cationic-anionic-cationic Chemistry; Metallurgy 0 Expired

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