Inventor · Hazebrouck, FR

Guy Fleche

22Patents
13h-index
27Co-inventors
81Inventor score

Filing activity: Oct 27, 1976 → Dec 6, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5703160A Biodegradable moulding compositions comprising a starch, a biodegradable polyester, and a salt of a hydroxycarboxylic acid Chemistry; Metallurgy 83 Expired
US4985553A Process for the oxidation of di-, tri-, Oligo- and polysaccharides into polyhydroxycarboxylic acids, catalyst used and products thus obtained Chemistry; Metallurgy 72 Expired
US7122661B2 Method for purifying a composition containing at least one internal dehydration product of a hydrogenated sugar Chemistry; Metallurgy 66 Expired
US4590283A Process for manufacturing 5-hydroxymethylfurfural Chemistry; Metallurgy 48 Expired
US4339387A Process for manufacturing 5-hydroxymethylfurfural Chemistry; Metallurgy 43 Expired
US4845208A Process for the oxidation of aldoses, catalyst used in said process and products thus obtained Chemistry; Metallurgy 31 Expired
US5831043A Process for the oxidation of sugars Chemistry; Metallurgy 23 Expired
US5360473A Thermoformable compounds, their process of preparation and their use in order to obtain thermoformed articles Chemistry; Metallurgy 19 Expired
US5023354A High purity alditol diacetals, free from organic solvent traces and processes for preparing same Chemistry; Metallurgy 18 Expired
US5731467A Process for the manufacture of xylaric acid and uses thereof Chemistry; Metallurgy 15 Expired
US4613407A Cationic additive for the manufacture of paper Textiles; Paper 14 Expired
US6500649B2 Process for the conversion of organic materials, particularly saccharide materials, comprising an enzymatic oxidation step in the presence of ruthenium or palladium Chemistry; Metallurgy 14 Expired
US5129989A Manufacturing process for paper Textiles; Paper 14 Expired
US6297409A Continuous process for the preparation of a high-purity hydrogenated ose by catalytic hydrogenation Chemistry; Metallurgy 6 Expired
US6476218B1 Method of preparing a mixture of mannitol and sorbitol by continuous hydrogenation of glucosone Chemistry; Metallurgy 5 Expired
US5817780A Process for the alkaline oxidative degradation of reducing sugars Chemistry; Metallurgy 4 Expired
US4115146A Process for the depolymerization of starch by irraciation and products so obtained Chemistry; Metallurgy 4 Expired
US6300494A Process for the manufacture of D-erythrose Chemistry; Metallurgy 3 Expired
US5872247A Decarboxylation process for 2-ketoaldonic acids Chemistry; Metallurgy 3 Expired
US5981742A Glucuronyl arabinarates and process for producing them Chemistry; Metallurgy 2 Expired
US4543168A Process for the preparation of ketones corresponding to 1,4-3,6-dianhydrohexitols by anodic electrooxidation Chemistry; Metallurgy 1 Expired
US7342050B2 Method for preparing a lactic acid ester composition and use thereof as solvent Chemistry; Metallurgy 0 Expired

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