P

Inventor

TOYOTA AKINORI

JP75 patents
⚠️ This page may combine multiple inventors who share the name “TOYOTA AKINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUI PETROCHEMICAL IND

46 patents
US5218071AJun 8, 1993

Ethylene random copolymers

MITSUI PETROCHEMICAL IND389 citations99
US5206199AApr 27, 1993

Catalyst for polymerizing an olefin and process for polymerizing an olefin

MITSUI PETROCHEMICAL IND305 citations99
US5204419AApr 20, 1993

Process for polymerizing olefins

MITSUI PETROCHEMICAL IND268 citations99
US5091352AFeb 25, 1992

Olefin polymerization catalyst component, olefin polymerization catalyst and process for the polymerization of olefins

MITSUI PETROCHEMICAL IND316 citations99
US4704491ANov 3, 1987

Liquid ethylene-alpha-olefin random copolymer, process for production thereof, and use thereof

MITSUI PETROCHEMICAL IND200 citations99
US4990479AFeb 5, 1991

Process for polymerizing olefins and polymerization catalyst therefor

MITSUI PETROCHEMICAL IND206 citations98
US5714426AFeb 3, 1998

Olefin polymerization catalyst

MITSUI PETROCHEMICAL IND38 citations96
US5652303AJul 29, 1997

Process for polymerizing olefins and catalyst for polymerizing olefins

MITSUI PETROCHEMICAL IND75 citations96
US5525689AJun 11, 1996

Process for preparing ethylene copolymers

MITSUI PETROCHEMICAL IND51 citations96
US5438110AAug 1, 1995

Process for polymerizing olefins and polymerization catalyst therefor

MITSUI PETROCHEMICAL IND80 citations96
US5336746AAug 9, 1994

Propylene random copolymers and processes for preparing same

MITSUI PETROCHEMICAL IND54 citations96
US5247031ASep 21, 1993

Olefin polymerization catalyst component, process for production thereof, olefin polymerization catalyst, and process for polymerizing olefins

MITSUI PETROCHEMICAL IND100 citations96
US5122491AJun 16, 1992

Catalyst for polymerizing an olefin and process for polymerizing an olefin

MITSUI PETROCHEMICAL IND70 citations96
US5008356AApr 16, 1991

Cyclo-olefinic random copolymer, olefinic random copolymer, and process for producing cyclo-olefinic random copolymers

MITSUI PETROCHEMICAL IND87 citations96
US5003019AMar 26, 1991

Cyclo-olefinic random copolymer, olefinic random copolymer, and process for producing cyclo-olefinic random copolymers

MITSUI PETROCHEMICAL IND76 citations96
US4990640AFeb 5, 1991

Benzene-insoluble organoaluminum oxy-compounds and process for preparing same

MITSUI PETROCHEMICAL IND116 citations96
US4547552AOct 15, 1985

Process for producing a chemically blended propylene polymer composition and the composition produced by said process

MITSUI PETROCHEMICAL IND82 citations96
US4157435AJun 5, 1979

Process for preparing highly stereoregular polyolefins and catalyst used therefor

MITSUI PETROCHEMICAL IND75 citations96
US4143223AMar 6, 1979

Process for polymerizing alpha-olefins and catalyst therefor

MITSUI PETROCHEMICAL IND85 citations96
US5340786AAug 23, 1994

Olefin polymerization catalyst and process for the polymerization of olefins

MITSUI PETROCHEMICAL IND61 citations95
US4085276AApr 18, 1978

Process for preparing highly stereoregular polymers or copolymers of .alpha.

MITSUI PETROCHEMICAL IND86 citations95
US4076924AFeb 28, 1978

Process for polymerization or copolymerizing olefins containing at least 3 carbon atoms

MITSUI PETROCHEMICAL IND85 citations95
US4315874AFeb 16, 1982

Process for the production of spherical carrier particles for olefin polymerization catalysts

MITSUI PETROCHEMICAL IND135 citations94
US5639842AJun 17, 1997

Ethylene random copolymers

MITSUI PETROCHEMICAL IND35 citations93
US5559199ASep 24, 1996

Process for production of ethylene-cyclic olefin copolymer

MITSUI PETROCHEMICAL IND27 citations93
US5523358AJun 4, 1996

Modified polyolefin particles and process for preparation thereof

MITSUI PETROCHEMICAL IND41 citations93
US5171799ADec 15, 1992

Olefin polymerization catalyst component, olefin polymerization catalyst and process for the polymerization of olefins

MITSUI PETROCHEMICAL IND48 citations93
US5126301AJun 30, 1992

Solid catalyst for polymerizing an olefin

MITSUI PETROCHEMICAL IND55 citations93
US5055528AOct 8, 1991

Process for producing propylene copolymers

MITSUI PETROCHEMICAL IND50 citations93
US4990477AFeb 5, 1991

Olefin polymerization catalyst component, process for production thereof, olefin polymerization catalyst, and process for polymerizing olefins

MITSUI PETROCHEMICAL IND41 citations93
US4725656AFeb 16, 1988

Process for producing olefin polymers

MITSUI PETROCHEMICAL IND38 citations93
US4298713ANov 3, 1981

Process for preparing low density ethylene copolymers

MITSUI PETROCHEMICAL IND39 citations93
US5569711AOct 29, 1996

Cycloolefin resin composition

MITSUI PETROCHEMICAL IND19 citations92
US5321107AJun 14, 1994

Olefin polymerization catalyst and process for the polymerization of olefins

MITSUI PETROCHEMICAL IND28 citations92
US5306754AApr 26, 1994

Polyamide resin composition and connector

MITSUI PETROCHEMICAL IND22 citations92
US5292811AMar 8, 1994

Process for preparing thermoplastic elastomers

MITSUI PETROCHEMICAL IND21 citations92
US5192731AMar 9, 1993

Titanium catalyst components, process for preparing same, catalysts containing same for preparing ethylene polymers and process for preparing said ethylene polymers

MITSUI PETROCHEMICAL IND37 citations92
US5159021AOct 27, 1992

Process for producing polypropylene and stretched polypropylene film

MITSUI PETROCHEMICAL IND31 citations92
US5155078AOct 13, 1992

Titanium catalyst components, process for preparing same, catalysts containing same for preparing ethylene polymers and process for preparing said ethylene polymers

MITSUI PETROCHEMICAL IND22 citations92
US4933393AJun 12, 1990

Polyolefin composition

MITSUI PETROCHEMICAL IND28 citations92
US4822840AApr 18, 1989

Low-crystalline propylene random copolymer composition, process for production thereof, and polypropylene composite laminated structure

MITSUI PETROCHEMICAL IND43 citations92
US5763517AJun 9, 1998

Thermoplastic resin composition and molded product thereof

MITSUI PETROCHEMICAL IND24 citations91
US5424104AJun 13, 1995

Thermoplastic resin composition and use thereof

MITSUI PETROCHEMICAL IND23 citations91
US4739015AApr 19, 1988

Process for producing propylene block copolymer

MITSUI PETROCHEMICAL IND45 citations90
US4294948AOct 13, 1981

Process for preparing olefin polymers or copolymers, and catalyst for use in said process

MITSUI PETROCHEMICAL IND51 citations89
US5654248AAug 5, 1997

Catalyst for polymerizing alpha-olefins and process for polymerization

MITSUI PETROCHEMICAL IND18 citations84

MONTEDISON SPA

2 patents

MITSUI CEHMICALS INC

1 patent

MITSUBISHI GAS CHEMICAL CO

1 patent

Showing the top 50 of 75 patents by PatentIndex Score.