Inventor · Narita, JP

Shigehiro Hoshida

29Patents
5h-index
18Co-inventors
66Inventor score

Filing activity: Jan 6, 1986 → Oct 1, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US4664936A Aromatic polyamide fiber-based composite prepreg Textiles; Paper 19 Expired
US5204421A Process for preparing vinyl chloride polymer improved in plasticizer take-up by two-stage addition of dispersion stabilizers Chemistry; Metallurgy 10 Expired
US4722816A Method for the preparation of shaped articles of a vinyl chloride-based resin having improved surface properties Performing Operations; Transporting 7 Expired
US5118741A Vinyl chloride resin compositions used for food containers and food packing materials Chemistry; Metallurgy 6 Expired
US5089575A Method for the preparation of a copolymer of vinyl chloride and an n-substituted maleimide compound Chemistry; Metallurgy 6 Expired
US4824717A Mesh screen of polyester filaments for screen printing Emerging Cross-Sectional Technologies 5 Expired
US5096988A Process for preparing vinyl chloride polymer with two-stage addition of dispersion stabilizers Chemistry; Metallurgy 5 Expired
US5087678A Method for reducing foaming in a vinyl chloride polymerization reactor Chemistry; Metallurgy 5 Expired
US6274690A Preparation of vinyl chloride polymer Chemistry; Metallurgy 5 Expired
US5153284A Process of producing a vinyl chloride polymer Chemistry; Metallurgy 4 Expired
US7524394B2 Flame retardant adhesive composition, and adhesive sheet, coverlay film and flexible copper-clad laminate using same Emerging Cross-Sectional Technologies 3 Active
US5064917A Process of polymerizing vinyl chloride with washing of charging passage Chemistry; Metallurgy 3 Expired
US4985524A Process of polymerizing vinyl chloride with post-heating of charging passage Chemistry; Metallurgy 3 Expired
US7459047B2 Preparation of flexible copper foil/polyimide laminate Emerging Cross-Sectional Technologies 2 Active
US5142004A Method of producing vinyl chloride resin having high plasticizer absorption and low defect content by suspension polymerization Chemistry; Metallurgy 2 Expired
US5166282A Process for producing vinyl chloride polymer with antioxidant Chemistry; Metallurgy 2 Expired
US5448004A Process for producing vinyl chloride polymer Chemistry; Metallurgy 2 Expired
US7524563B2 Flame retardant adhesive composition, and adhesive sheet, coverlay film and flexible copper-clad laminate using same Emerging Cross-Sectional Technologies 1 Active
US5159032A Process for terminating the polymerization of vinyl chloride with an aqueous dispersion of an antioxidant containing a polyoxyalkylene oxide Chemistry; Metallurgy 1 Expired
US4954595A Method for preparing vinyl chloride polymers Chemistry; Metallurgy 1 Expired
US5049631A Method for preparation of vinyl chloride resin in presence of polyglycidyl compounds Chemistry; Metallurgy 1 Expired
US5100988A Initiated scale-free formation of vinyl chloride polymers using washing liquid at temperature affecting initiator half-life Chemistry; Metallurgy 1 Expired
US7820740B2 Flame retardant adhesive composition, and adhesive sheet, coverlay film and flexible copper-clad laminate using same Emerging Cross-Sectional Technologies 1 Active
US5130387A Process for producing vinyl chloride polymer Chemistry; Metallurgy 0 Expired
US5210158A Suspension polymerization of vinyl chloride with heating of reactor surfaces Chemistry; Metallurgy 0 Expired

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