Patent assignee · JP · COMPANY

JSP CORPORATION

231Patents
171Active
231Granted
56Portfolio score

Filing activity: Jun 5, 1989 → Oct 14, 2022 · 24 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5651912A Decorative mold for forming concrete surface with uneven pattern Performing Operations; Transporting 96 Expired
US5196254A Cushioning material Emerging Cross-Sectional Technologies 59 Expired
US5124371A Biodegradable plastic composition, biodegradable plastic shaped body and method of producing same Chemistry; Metallurgy 53 Expired
USD805697S1 Ear defender General 48 Active
US6875484B1 MULTI-LAYER EXPANSION-MOLDED ARTICLE OF POLYPROPYLENE RESIN, PRODUCTION PROCESS THEREOF, AND CONTAINER, SHOCK-ABSORBING MATERIAL FOR AUTOMOBILE AND AUTOMOTIVE MEMBER FORMED OF THE MULTI-LAYER EXPANSION-MOLDED ARTICLE OF POLYPROPYLENE RESIN Emerging Cross-Sectional Technologies 47 Expired
US6034144A Molded article of foamed and expanded beads of propylene resin Emerging Cross-Sectional Technologies 46 Expired
US8435615B2 Hollow foamed blow-molded article Emerging Cross-Sectional Technologies 45 Active
US5110838A Biodisintegrable thermoplastic resin foam and a process for producing same Emerging Cross-Sectional Technologies 41 Expired
USD789615S1 Ear defender General 40 Active
USD821653S1 Ear defender General 39 Active
US5116880A Biodisintegrable thermoplastic resin foam and a process for producing same Emerging Cross-Sectional Technologies 34 Expired
USD667590S1 Helmet General 34 Active
US5928776A Composite material having polypropylene foam layer Emerging Cross-Sectional Technologies 32 Expired
US5747549A Foamed particles of polypropylene homopolymer and molded article of the foamed particles Chemistry; Metallurgy 31 Expired
US6313184A Expanded polypropylene resin beads and a molded article Chemistry; Metallurgy 29 Expired
US6432525B1 Blow-molded foam and process for producing the same Emerging Cross-Sectional Technologies 29 Expired
US7169338B2 Foam-molded article and manufacturing method thereof Emerging Cross-Sectional Technologies 25 Expired
USD698498S1 Protective face mask General 24 Active
US5622756A Expansion-molded article of polyolefin resin having open voids Emerging Cross-Sectional Technologies 24 Expired
US6983964B2 Vehicle bumper structure Performing Operations; Transporting 23 Expired
US7014801B2 Polypropylene resin hollow molded foam article and a process for the production thereof Emerging Cross-Sectional Technologies 23 Expired
US5225490A Biodisintegrable thermoplastic resin moldings and a process for producing same Emerging Cross-Sectional Technologies 22 Expired
USD812313S1 Bump cap liner General 22 Active
US6077875A Foamed and expanded beads of polypropylene resin for molding Chemistry; Metallurgy 19 Expired
US5019439A Thermoplastic resin film matrix with continuous tapes Emerging Cross-Sectional Technologies 18 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.