Inventor · Ichihara, JP

Takeo Oyamada

10Patents
9h-index
19Co-inventors
65Inventor score

Filing activity: Nov 5, 1974 → Sep 17, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US5070134A Vinyl acetate-ethylene copolymer emulsion and process for producing the same Chemistry; Metallurgy 169 Expired
US5110856A Vinyl acetate-ethylene copolymer emulsion and process for producing the same Chemistry; Metallurgy 167 Expired
US4128518A Pressure-sensitive adhesive and vinyl acetate-ethylene copolymer emulsion useful as base material therefor Emerging Cross-Sectional Technologies 27 Expired
US4108819A Process for producing an aqueous dispersion of vinyl acetate-ethylene copolymer including an epoxide compound Chemistry; Metallurgy 15 Expired
US4299941A Process for producing aqueous emulsions of vinyl chloride/vinyl ester/ethylene copolymer Emerging Cross-Sectional Technologies 14 Expired
US4094849A Process for producing aqueous dispersion of ethylene-vinyl acetate copolymer containing no formalin Chemistry; Metallurgy 13 Expired
US4123405A Process for producing aqueous emulsions of vinyl chloride/vinyl acetate/ethylene terpolymers Chemistry; Metallurgy 11 Expired
US3954724A Process for preparing aqueous dispersions of high polymer using pullulan as a dispersant Chemistry; Metallurgy 11 Expired
US4847143A Binder composition and nonwoven fabrics and impregnated papers using the same Emerging Cross-Sectional Technologies 9 Expired
US3984496A Process for producing binary or ternary graft-copolymer Chemistry; Metallurgy 6 Expired

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