Inventor
HIJIKATA KENJI
JP75 patents
⚠️ This page may combine multiple inventors who share the name “HIJIKATA KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POLYPLASTICS CO
40 patentsUS4772422ASep 20, 1988
Electrically conductive resin composition
POLYPLASTICS CO53 citations96
US5354802AOct 11, 1994
Resin composition for blow molding and blow molded item made therefrom
POLYPLASTICS CO23 citations92
US5300332AApr 5, 1994
Melt-stable copolyester resins and molded articles thereof
POLYPLASTICS CO20 citations92
US5173357ADec 22, 1992
Tear-resistant polyester film and laminated sheets comprised of the same
POLYPLASTICS CO33 citations92
US5086158AFeb 4, 1992
Polyester resin exhibiting anisotropy in a molten state and resin composition
POLYPLASTICS CO32 citations92
US4983713AJan 8, 1991
Polyester resin exhibiting optical anisotropy in molten state containing minor amounts of 6-oxy-2-naphthoyl units
POLYPLASTICS CO31 citations92
US4959404ASep 25, 1990
Thermoplastic resin composition
POLYPLASTICS CO29 citations92
US4904752AFeb 27, 1990
Liquid crystal copolyester having blocked molecular chain terminal
POLYPLASTICS CO33 citations92
US4864013ASep 5, 1989
Resin having excellent heat resistance and exhibiting anisotropy in molten state
POLYPLASTICS CO27 citations92
US4777204AOct 11, 1988
Gear comprising fiber-reinforced anisotropic melt-forming polymer formed via injection molding under specified conditions
POLYPLASTICS CO30 citations92
US4772421ASep 20, 1988
Process for producing electroconductive resin composite
POLYPLASTICS CO38 citations92
US4737398AApr 12, 1988
Metallic film with laminated layer of an anisotropic melt phase forming polymer
POLYPLASTICS CO32 citations92
US5523135AJun 4, 1996
Blow-moldable polyester resin composition, and blow molded articles thereof
POLYPLASTICS CO33 citations89
US4954540ASep 4, 1990
Halogen-contained polyester resin composite and electric wire
POLYPLASTICS CO20 citations82
US4726998AFeb 23, 1988
Magnetic disk
POLYPLASTICS CO21 citations82
US5179192AJan 12, 1993
Polyester which exhibits melt anisotropy
POLYPLASTICS CO19 citations81
US5039760AAug 13, 1991
Polyester resin composition
POLYPLASTICS CO21 citations81
US5264516ANov 23, 1993
Silicon containing polyacetal copolymer and manufacturing method thereof
POLYPLASTICS CO7 citations74
US5079284AJan 7, 1992
Resin modifier and modified resin
POLYPLASTICS CO9 citations74
US5017304AMay 21, 1991
Liquid-crystalline polymer
POLYPLASTICS CO15 citations74
US5006581AApr 9, 1991
Synthetic resin composition
POLYPLASTICS CO9 citations74
US4937310AJun 26, 1990
Polyester resin exhibiting optical anisotropy in molten state and composition thereof
POLYPLASTICS CO13 citations74
US4920197AApr 24, 1990
Polyester resin exhibiting optical anisotropy in molten state which contains a low concentration of 6-oxy-2-naphthoyl units and composition thereof
POLYPLASTICS CO8 citations74
US4918154AApr 17, 1990
Polyester resin exhibiting optical anisotropy in molten state and composition thereof
POLYPLASTICS CO11 citations74
US4767830AAug 30, 1988
Process for preparation of copolyester
POLYPLASTICS CO12 citations74
US4758636AJul 19, 1988
Polyester composition
POLYPLASTICS CO14 citations74
US5391689AFeb 21, 1995
Aromatic polyester and polyester resin composition
POLYPLASTICS CO14 citations73
US5302690AApr 12, 1994
Process for preparing polyester resin and the polyester resin thereby prepared
POLYPLASTICS CO13 citations73
US5233016AAug 3, 1993
Melt-stable copolyester molding resins, process for making same, and molded articles formed thereof
POLYPLASTICS CO10 citations73
US5182359AJan 26, 1993
Melt-stable polyester resins and molded articles thereof
POLYPLASTICS CO10 citations73
US5101009AMar 31, 1992
Copolyester resins and methods of making the same
POLYPLASTICS CO10 citations73
US5068052ANov 26, 1991
Resin composition containing smectic liquid crystal
POLYPLASTICS CO12 citations73
US5021545AJun 4, 1991
Flame-retardant halogenated copolyester and electric wire coated with the same
POLYPLASTICS CO7 citations73
US5021295AJun 4, 1991
Flame-retardant halogenated polyester resin composition and electric wire coated with the same
POLYPLASTICS CO13 citations73
US4954541ASep 4, 1990
Flame-retardant resin composition and electric wire
POLYPLASTICS CO13 citations73
US4792587ADec 20, 1988
Resin composition which exhibits anisotropism when melted
POLYPLASTICS CO16 citations73
US5183878AFeb 2, 1993
Easily processable, wholly aromatic polyester
POLYPLASTICS CO8 citations72
US4913964AApr 3, 1990
Covering material for electric transmission lines, and electric transmission line
POLYPLASTICS CO10 citations70
US5183623AFeb 2, 1993
Process for producing transparent and heat-resistant polyester containers
POLYPLASTICS CO19 citations69
US5049643ASep 17, 1991
Wholly aromatic polyester from mixture of naphthalene dicarboxylic acid
POLYPLASTICS CO3 citations63
FUJI HEAVY IND LTD
5 patentsUS9233605B2Jan 12, 2016
Variable duct apparatus for vehicle
FUJI HEAVY IND LTD31 citations94
US8352150B2Jan 8, 2013
Engine control apparatus
FUJI HEAVY IND LTD21 citations93
US7772970B2Aug 10, 2010
Vehicle display device
FUJI HEAVY IND LTD30 citations91
US7487033B2Feb 3, 2009
Engine control apparatus
FUJI HEAVY IND LTD13 citations84
US7424361B2Sep 9, 2008
Driving force controller for a vehicle
FUJI HEAVY IND LTD16 citations82
MITSUBISHI PETROCHEMICAL CO
2 patentsHOECHST CELANESE CORP
1 patentCELANESE CORP
1 patentPOLYPLASTICS CO INC
1 patentShowing the top 50 of 75 patents by PatentIndex Score.