Assignee
SEKISUI PLASTICS
JP158 patents
Top patents by PatentIndex Score
US5854376ADec 29, 1998
Aliphatic ester-amide copolymer resins
SEKISUI PLASTICS147 citations98
US4303756ADec 1, 1981
Process for producing expandable thermoplastic resin beads
SEKISUI PLASTICS158 citations98
US5882782AMar 16, 1999
Separable foamed thermoplastic resin laminate sheet, process for producing the same, and formings produced therefrom
SEKISUI PLASTICS63 citations95
US5421982AJun 6, 1995
Electrically conductive polymer gel and the method for manufacturing the same and an organism-use electrode with the use thereof
SEKISUI PLASTICS70 citations95
US5000991AMar 19, 1991
Process for producing polyester resin foam and polyester resin foam sheet
SEKISUI PLASTICS115 citations95
US4303757ADec 1, 1981
Process for producing expandable thermoplastic resin beads using polypropylene as nucleus
SEKISUI PLASTICS129 citations95
US4463861AAug 7, 1984
Sheet for forming sleeve and process for producing the same
SEKISUI PLASTICS81 citations94
US4456704AJun 26, 1984
Production of foam
SEKISUI PLASTICS127 citations94
US5908590AJun 1, 1999
Process and apparatus for manufacturing a foamed resin container with a label
SEKISUI PLASTICS75 citations93
US4454087AJun 12, 1984
Method and apparatus for preparing thermoplastic resin foam
SEKISUI PLASTICS60 citations93
US4090903AMay 23, 1978
Apparatus and method for manufacturing a container from a thermoplastic resin foam sheet
SEKISUI PLASTICS36 citations93
US4548775AOct 22, 1985
Method for production of thermoplastic resin foams
SEKISUI PLASTICS33 citations92
US4528221AJul 9, 1985
Polystyrene foamed sheet suitable for forming
SEKISUI PLASTICS70 citations92
US4192839AMar 11, 1980
Process for producing expanded article of thermoplastic resin
SEKISUI PLASTICS47 citations92
US4168353ASep 18, 1979
Process for producing foamable polyethylene resin particles
SEKISUI PLASTICS99 citations92
US3959189AMay 25, 1976
Process for producing polyethylene resin particles and foamable polyethylene resin particles
SEKISUI PLASTICS104 citations92
US6357089B1Mar 19, 2002
Clip for a sheet electrode
SEKISUI PLASTICS86 citations91
US5261185ANov 16, 1993
Apparatus and method of water culture and plant handling method
SEKISUI PLASTICS92 citations91
US5165910ANov 24, 1992
Method for preparing stabilized aqueous chlorine dioxide solution
SEKISUI PLASTICS54 citations91
US5134028AJul 28, 1992
Thermoplastic polyester series resin foamed material and production process thereof
SEKISUI PLASTICS33 citations91
US5128383AJul 7, 1992
Process of producing thermoplastic polyester series resin foamed material
SEKISUI PLASTICS34 citations91
US4911978AMar 27, 1990
Polyolefin resin foamed laminate sheet and double-side vacuum forming of the same
SEKISUI PLASTICS54 citations91
US4771105ASep 13, 1988
Water-absorbent resin and process for producing the same
SEKISUI PLASTICS140 citations91
US4746478AMay 24, 1988
Method and apparatus for production of foamed thermoplastic material
SEKISUI PLASTICS59 citations91
US4530880AJul 23, 1985
Granular organohalide flame retardant additive
SEKISUI PLASTICS27 citations91
US4080344AMar 21, 1978
Process for the production of expandable ethylenically unsaturated polymer particles
SEKISUI PLASTICS41 citations91
US3967991AJul 6, 1976
Method for producing receptacles from thermoplastic resin foam sheet
SEKISUI PLASTICS71 citations91
US6537404B1Mar 25, 2003
Continuous manufacturing method and manufacturing apparatus of thermoplastic polyester resin foam
SEKISUI PLASTICS22 citations90
US5958164ASep 28, 1999
Method of manufacturing thermoplastic polyester resin foam by extrusion
SEKISUI PLASTICS27 citations90
US5110844AMay 5, 1992
Leather-like thermoplastic polyester series resin sheet and process for production of the same
SEKISUI PLASTICS34 citations90
US6277491B1Aug 21, 2001
Expandable thermoplastic resin beads and molded foam made from the same
SEKISUI PLASTICS25 citations89
US5414241AMay 9, 1995
Heater, a method of manufacturing the same, and an anti-condensation mirror incorporating the same
SEKISUI PLASTICS29 citations89
US3936518AFeb 3, 1976
Process for preparing a synthetic wood
SEKISUI PLASTICS50 citations89
US5435098AJul 25, 1995
Apparatus and method of water culture and plant handling method
SEKISUI PLASTICS42 citations88
US4081225AMar 28, 1978
Steam aperture device
SEKISUI PLASTICS38 citations88
US5618486AApr 8, 1997
Process for manufacturing a heat-resistant molded foam product
SEKISUI PLASTICS26 citations87
US5286428AFeb 15, 1994
Polypropylene resin foamed sheet for thermoforming and process for producing the same
SEKISUI PLASTICS49 citations87
US4623584ANov 18, 1986
Expandable phenolic resin-coated composite beads, a process for production thereof and a process for molding thereof
SEKISUI PLASTICS27 citations87
US4429059AJan 31, 1984
Process for producing foamable polyolefin particles
SEKISUI PLASTICS46 citations87
US4626183ADec 2, 1986
Apparatus for producing thermoplastic resin foam
SEKISUI PLASTICS39 citations86
US5902529AMay 11, 1999
Process for producing thermoplastic resin foams
SEKISUI PLASTICS21 citations85
US4534927AAug 13, 1985
Method and apparatus for manufacturing cups having a lip
SEKISUI PLASTICS34 citations85
US4262052AApr 14, 1981
Foamed composite material and production thereof
SEKISUI PLASTICS52 citations85
US7390039B2Jun 24, 2008
Bumper absorber for protecting pedestrians
SEKISUI PLASTICS11 citations82
US6527993B1Mar 4, 2003
Method for producing foamed-in-mold product of aromatic polyester based resin
SEKISUI PLASTICS15 citations81
US5234640AAug 10, 1993
Process of producing thermoplastic polyester series resin foamed
SEKISUI PLASTICS17 citations81
US4757909AJul 19, 1988
Box-forming corner member and box using the same
SEKISUI PLASTICS35 citations81
US3967993AJul 6, 1976
Protected container and a process for preparing same
SEKISUI PLASTICS37 citations81
US4442232AApr 10, 1984
Expandable styrene-maleic anhydride copolymer particles and a process for molding the same
SEKISUI PLASTICS15 citations80
US7579384B2Aug 25, 2009
Expanded molded article having voids
SEKISUI PLASTICS10 citations79
Showing the top 50 of 158 patents by PatentIndex Score.