Inventor · Hilden, DE

Helmut Eschwey

13Patents
8h-index
25Co-inventors
68Inventor score

Filing activity: Sep 9, 1974 → Jun 12, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4973320A Tissue-compatible medical device and method for manufacturing the same Human Necessities 133 Expired
US4902559A Absorbent body of nonwoven material and a method for the production thereof Emerging Cross-Sectional Technologies 70 Expired
US4329381A Method for providing corrosion resistance to metal objects Chemistry; Metallurgy 39 Expired
US5466517A Spundbonded fabrics comprising biodegradable polycaprolactone filaments and process for its manufacture Emerging Cross-Sectional Technologies 32 Expired
US4271051A Modified alkyd resins and their use as lacquer binders Chemistry; Metallurgy 15 Expired
US4343728A Process for preparing solution polymerizates of acrylic and methacrylic esters and their use as flow-promoting agents in lacquers Chemistry; Metallurgy 10 Expired
US4221685A Water-dispersed film-forming lacquer containing air-drying alkyd resins and ethylene oxide adducts of hydrophobic compounds Emerging Cross-Sectional Technologies 9 Expired
US3975339A Manufacture of polymers of net-shaped structure Chemistry; Metallurgy 8 Expired
US4233194A Water-dispersed film-forming lacquer containing air-drying alkyd resins and an ethylene oxide adduct of an unsaturated aliphatic-substituted phenol Emerging Cross-Sectional Technologies 7 Expired
US4259219A Water-dilutable lacquers and their use in baked coatings Emerging Cross-Sectional Technologies 7 Expired
US4171293A Aqueous dispersions of alkyd and/or amino resins containing amine oxides Emerging Cross-Sectional Technologies 6 Expired
US4156665A Aqueous dispersions of alkyd and/or amino resins containing glycide and ethylene oxide adducts to hydrophobic compounds Chemistry; Metallurgy 4 Expired
US3951931A Production of polymeric compounds having functional end groups Chemistry; Metallurgy 3 Expired

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