Inventor

Lutz Hoppe

40Patents
11h-index
36Co-inventors
75Inventor score

Filing activity: Feb 26, 1973 → Jul 26, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US6570657B1 Arrangement for surface plasmon resonance spectroscopy Physics 86 Expired
US5684081A Radiation-curable, aqueous dispersions, production and use thereof Chemistry; Metallurgy 34 Expired
US4970247A Aqueous cellulose ester dispersions and their preparation Chemistry; Metallurgy 22 Expired
US6218448A Mixtures or pastes based on cellulose and the use thereof in coatings Chemistry; Metallurgy 20 Expired
US4517324A Viscous cellulose-containing mixture (paste) and a process for the production of aqueous coating emulsions therefrom Chemistry; Metallurgy 20 Expired
US6274653A Bonding agent preparations for paints, the production and use thereof Chemistry; Metallurgy 16 Expired
US4330441A Solvent-soluble substances characterized in that water-soluble cellulose ethers are chemically bonded to water-soluble, at least predominately synthetic polymers containing acrylic units Chemistry; Metallurgy 15 Expired
US5011874A Cellulose ester/polymer combinations, and their preparation and use Chemistry; Metallurgy 14 Expired
US4267059A Auxiliary for improving retention, dewatering and working up, particularly in the manufacture of paper Emerging Cross-Sectional Technologies 12 Expired
US5089586A Water-dispersible allyl urethanes and their use for the production of paints Chemistry; Metallurgy 12 Expired
US5274067A Binders containing ethylenically unsaturated groups and their use for the production of paints Chemistry; Metallurgy 11 Expired
US4093605A Auxiliary agent for improving retention, drainage and treatment Textiles; Paper 9 Expired
US4103080A Auxiliary agent for improving retention, drainage and treatment especially in papermaking, and use of the auxiliary agent Textiles; Paper 7 Expired
US6407151B1 Aqueous coating agent and its use in lacquers Chemistry; Metallurgy 6 Expired
US5711793A Lacquer vehicles in granular form and free from emulsifying agents, and their preparation Chemistry; Metallurgy 6 Expired
US5539018A Polymer dispersion Chemistry; Metallurgy 6 Expired
US4772329A Aqueous dispersions based on cellulose nitrates, a process for their production and their use as quick-hardening coatings Emerging Cross-Sectional Technologies 5 Expired
US5459196A Reactive water-emulsifiable binders and their use for the production of lacquers Chemistry; Metallurgy 5 Expired
US4357437A Process for the production of water-soluble hydrolyzed products of polyacrylonitrile polymers Chemistry; Metallurgy 5 Expired
US4933428A Polymerizable water soluble binders Emerging Cross-Sectional Technologies 5 Expired
US4036821A Manufacture of modified basic polyaminoamide with ammonium compound Chemistry; Metallurgy 5 Expired
US5102976A Water-soluble polymerizable polyesters Chemistry; Metallurgy 5 Expired
US3945983A Water soluble copolyamide from (1) polyalkylene polyamine, (2) dicarboxylic acid, (3) diamine or lactam or amino acid and (4) epichlorohydrin Emerging Cross-Sectional Technologies 5 Expired
US4590019A Processes for the production of free-flowing nitrocellulose Chemistry; Metallurgy 4 Expired
US4988790A Substances for the manufacture of paper Textiles; Paper 4 Expired

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