Inventor · Sodegaura, JP

Hidenari Nakahama

27Patents
10h-index
48Co-inventors
75Inventor score

Filing activity: Jun 16, 1986 → Jan 11, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5292845A Ethylene/alpha-olefin/7-methyl-1,6-octadiene copolymer rubber and composition of the same Emerging Cross-Sectional Technologies 118 Expired
US6864315B1 Crosslinkable rubber compositions and use thereof Chemistry; Metallurgy 52 Expired
US6111021A Rubber composition and process for the production thereof Chemistry; Metallurgy 48 Expired
US5242971A Ethylene-propylene-diene rubber, elastomer composition and vulcanized rubber thereof Chemistry; Metallurgy 22 Expired
US5807948A Vulcanizable rubber composition containing ehtylene-.alpha.-olefin-nonconjugated polyene random copolymer Emerging Cross-Sectional Technologies 20 Expired
US6040407A Chain polyene group-containing norbornene compound and unsaturated ethylene copolymer using the same Chemistry; Metallurgy 16 Expired
US5710218A Ethylene-propylene-diene rubber, elastomer composition and vulcanized rubber thereof Chemistry; Metallurgy 14 Expired
US5696214A Process for preparing ethylene-.alpha.-olefin-nonconjugated polyene random copolymer Emerging Cross-Sectional Technologies 14 Expired
US8865505B2 Diaphragm sheet, method for manufacturing solar cell module using diaphragm sheet, and lamination method using laminator for solar cell module manufacture Emerging Cross-Sectional Technologies 13 Active
US5449713A Ethylene/.alpha.-olefin/diene rubber composition and use of the same Chemistry; Metallurgy 11 Expired
US5837791A Unsaturated copolymer of ethylene and process for preparing the same Chemistry; Metallurgy 10 Expired
US4696838A Method of forming built-up film of fluorinated aliphatic compound on substrate surface Electricity 9 Expired
US5869563A Ethylene/.alpha.-olefin/nonconjugated polyene copolymer rubber composition Chemistry; Metallurgy 7 Expired
US6784255B1 Rubber composition for extrusion molding and for molding with mold and use thereof Chemistry; Metallurgy 7 Expired
US5756575A Ethylene/.alpha.-olefin/nonconjugated polyene copolymer rubber composition Chemistry; Metallurgy 5 Expired
US6943220B2 Rubber compositions and their uses Chemistry; Metallurgy 5 Expired
US6569936B1 Rubber composition for a conveyor belt Chemistry; Metallurgy 4 Expired
US5698639A Ethylene-propylene-diene rubber, elastomer composition and vulcanized rubber thereof Chemistry; Metallurgy 3 Expired
US6521713B2 Vulcanizable EPDM containing rubber composition Chemistry; Metallurgy 3 Expired
US4907038A Langmuir Blodgett ultrathin membrane of polyfumarate Emerging Cross-Sectional Technologies 2 Expired
US5912303A Ethylene/.alpha.-olefin/nonconjugated polyene terpolymer rubber composition and vulcanized rubber obtained therefrom Chemistry; Metallurgy 2 Expired
US6268428A Kneaded rubber for expandable formulation Chemistry; Metallurgy 1 Expired
US5276081A Rubber composition Chemistry; Metallurgy 1 Expired
US7906560B2 Vulcanized rubber molded product, method of producing the same, and use of the molded product Chemistry; Metallurgy 1 Active
US8318846B2 Process oil composition, oil-extended elastomer containing the same and olefin-based thermoplastic elastomer composition Chemistry; Metallurgy 1 Active

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