Inventor · disambiguated record
Akinori Toyota
Also filed as: KASHIWA NORIO · MINAMI SYUJI · TOYOTA AKINORI
75 granted patents·4,216 citations·filing 1975–1998
99Inventor score
Files withMITSUI PETROCHEMICAL IND67MITSUBISHI GAS CHEMICAL CO3MITSUI CHEMICALS INC2MONTEDISON SPA2MITSUI CEHMICALS INC1
Top patents by PatentIndex Score
75 records- 0199US5091352AOlefin polymerization catalyst component, olefin polymerization catalyst and process for the polymerization of olefinsMITSUI PETROCHEMICAL IND·Filed 1989·Granted Feb 25, 1992·316 cites·15 claims
- 0298US5218071AEthylene random copolymersMITSUI PETROCHEMICAL IND·Filed 1992·Granted Jun 8, 1993·389 cites·7 claims
- 0398US5206199ACatalyst for polymerizing an olefin and process for polymerizing an olefinMITSUI PETROCHEMICAL IND·Filed 1992·Granted Apr 27, 1993·305 cites·28 claims
- 0498US5204419AProcess for polymerizing olefinsMITSUI PETROCHEMICAL IND·Filed 1987·Granted Apr 20, 1993·268 cites·18 claims
- 0598US4990640ABenzene-insoluble organoaluminum oxy-compounds and process for preparing sameMITSUI PETROCHEMICAL IND·Filed 1989·Granted Feb 5, 1991·116 cites·10 claims
- 0698US4704491ALiquid ethylene-alpha-olefin random copolymer, process for production thereof, and use thereofMITSUI PETROCHEMICAL IND·Filed 1986·Granted Nov 3, 1987·200 cites·11 claims
- 0797US4990479AProcess for polymerizing olefins and polymerization catalyst thereforMITSUI PETROCHEMICAL IND·Filed 1989·Granted Feb 5, 1991·206 cites·3 claims
- 0896US4143223AProcess for polymerizing alpha-olefins and catalyst thereforMITSUI PETROCHEMICAL IND·Filed 1977·Granted Mar 6, 1979·85 cites·4 claims
- 0995US5003019ACyclo-olefinic random copolymer, olefinic random copolymer, and process for producing cyclo-olefinic random copolymersMITSUI PETROCHEMICAL IND·Filed 1988·Granted Mar 26, 1991·76 cites·29 claims
- 1095US4547552AProcess for producing a chemically blended propylene polymer composition and the composition produced by said processMITSUI PETROCHEMICAL IND·Filed 1984·Granted Oct 15, 1985·82 cites·13 claims
- 1195US4315874AProcess for the production of spherical carrier particles for olefin polymerization catalystsMITSUI PETROCHEMICAL IND·Filed 1980·Granted Feb 16, 1982·135 cites·7 claims
- 1295US4226741ACatalysts for polymerizing alpha-olefins and process for polymerizing alpha-olefins in contact with said catalystsMONTEDISON SPA·Filed 1978·Granted Oct 7, 1980·64 cites·29 claims
- 1395US4085276AProcess for preparing highly stereoregular polymers or copolymers of .alpha.MITSUI PETROCHEMICAL IND·Filed 1976·Granted Apr 18, 1978·86 cites·21 claims
- 1494US5247031AOlefin polymerization catalyst component, process for production thereof, olefin polymerization catalyst, and process for polymerizing olefinsMITSUI PETROCHEMICAL IND·Filed 1990·Granted Sep 21, 1993·100 cites·1 claims
- 1594US5008356ACyclo-olefinic random copolymer, olefinic random copolymer, and process for producing cyclo-olefinic random copolymersMITSUI PETROCHEMICAL IND·Filed 1989·Granted Apr 16, 1991·87 cites·9 claims
- 1694US4076924AProcess for polymerization or copolymerizing olefins containing at least 3 carbon atomsMITSUI PETROCHEMICAL IND·Filed 1975·Granted Feb 28, 1978·85 cites·25 claims
- 1793US4157435AProcess for preparing highly stereoregular polyolefins and catalyst used thereforMITSUI PETROCHEMICAL IND·Filed 1976·Granted Jun 5, 1979·75 cites·27 claims
- 1892US5336746APropylene random copolymers and processes for preparing sameMITSUI PETROCHEMICAL IND·Filed 1992·Granted Aug 9, 1994·54 cites·15 claims
- 1990US5652303AProcess for polymerizing olefins and catalyst for polymerizing olefinsMITSUI PETROCHEMICAL IND·Filed 1995·Granted Jul 29, 1997·75 cites·13 claims
- 2090US5055528AProcess for producing propylene copolymersMITSUI PETROCHEMICAL IND·Filed 1987·Granted Oct 8, 1991·50 cites·9 claims
- 2189US5525689AProcess for preparing ethylene copolymersMITSUI PETROCHEMICAL IND·Filed 1995·Granted Jun 11, 1996·51 cites·11 claims
- 2289US5438110AProcess for polymerizing olefins and polymerization catalyst thereforMITSUI PETROCHEMICAL IND·Filed 1994·Granted Aug 1, 1995·80 cites·5 claims
- 2389US5122491ACatalyst for polymerizing an olefin and process for polymerizing an olefinMITSUI PETROCHEMICAL IND·Filed 1988·Granted Jun 16, 1992·70 cites·9 claims
- 2489US4725656AProcess for producing olefin polymersMITSUI PETROCHEMICAL IND·Filed 1985·Granted Feb 16, 1988·38 cites·10 claims
- 2589US4294948AProcess for preparing olefin polymers or copolymers, and catalyst for use in said processMITSUI PETROCHEMICAL IND·Filed 1979·Granted Oct 13, 1981·51 cites·7 claims
- 2686US5714426AOlefin polymerization catalystMITSUI PETROCHEMICAL IND·Filed 1995·Granted Feb 3, 1998·38 cites·9 claims
- 2785US4739015AProcess for producing propylene block copolymerMITSUI PETROCHEMICAL IND·Filed 1985·Granted Apr 19, 1988·45 cites·11 claims
- 2884US5523358AModified polyolefin particles and process for preparation thereofMITSUI PETROCHEMICAL IND·Filed 1994·Granted Jun 4, 1996·41 cites·17 claims
- 2984US5340786AOlefin polymerization catalyst and process for the polymerization of olefinsMITSUI PETROCHEMICAL IND·Filed 1993·Granted Aug 23, 1994·61 cites·8 claims
- 3084US4298713AProcess for preparing low density ethylene copolymersMITSUI PETROCHEMICAL IND·Filed 1979·Granted Nov 3, 1981·39 cites·12 claims
- 3183US4331561ACatalysts for polymerizing alpha-olefins and process for polymerizing alpha-olefins in contact with said catalystsMONTEDISON SPA·Filed 1980·Granted May 25, 1982·30 cites·2 claims
- 3282US5192731ATitanium catalyst components, process for preparing same, catalysts containing same for preparing ethylene polymers and process for preparing said ethylene polymersMITSUI PETROCHEMICAL IND·Filed 1991·Granted Mar 9, 1993·37 cites·20 claims
- 3382US5126301ASolid catalyst for polymerizing an olefinMITSUI PETROCHEMICAL IND·Filed 1990·Granted Jun 30, 1992·55 cites·84 claims
- 3481US5916988AEthylene random copolymersMITSUI CEHMICALS INC·Filed 1997·Granted Jun 29, 1999·33 cites·7 claims
- 3581US5159021AProcess for producing polypropylene and stretched polypropylene filmMITSUI PETROCHEMICAL IND·Filed 1988·Granted Oct 27, 1992·31 cites·2 claims
- 3680US5171799AOlefin polymerization catalyst component, olefin polymerization catalyst and process for the polymerization of olefinsMITSUI PETROCHEMICAL IND·Filed 1991·Granted Dec 15, 1992·48 cites·12 claims
- 3779US5639842AEthylene random copolymersMITSUI PETROCHEMICAL IND·Filed 1996·Granted Jun 17, 1997·35 cites·6 claims
- 3879US4990477AOlefin polymerization catalyst component, process for production thereof, olefin polymerization catalyst, and process for polymerizing olefinsMITSUI PETROCHEMICAL IND·Filed 1989·Granted Feb 5, 1991·41 cites·21 claims
- 3978US4933393APolyolefin compositionMITSUI PETROCHEMICAL IND·Filed 1988·Granted Jun 12, 1990·28 cites·6 claims
- 4078US4250285AProcess for polymerizing olefins and catalysts thereforMITSUI PETROCHEMICAL IND·Filed 1978·Granted Feb 10, 1981·20 cites·14 claims
- 4176US5321107AOlefin polymerization catalyst and process for the polymerization of olefinsMITSUI PETROCHEMICAL IND·Filed 1993·Granted Jun 14, 1994·28 cites·8 claims
- 4276US4822840ALow-crystalline propylene random copolymer composition, process for production thereof, and polypropylene composite laminated structureMITSUI PETROCHEMICAL IND·Filed 1987·Granted Apr 18, 1989·43 cites·3 claims
- 4373US5155078ATitanium catalyst components, process for preparing same, catalysts containing same for preparing ethylene polymers and process for preparing said ethylene polymersMITSUI PETROCHEMICAL IND·Filed 1991·Granted Oct 13, 1992·22 cites·10 claims
- 4472US5559199AProcess for production of ethylene-cyclic olefin copolymerMITSUI PETROCHEMICAL IND·Filed 1995·Granted Sep 24, 1996·27 cites·5 claims
- 4572US5292811AProcess for preparing thermoplastic elastomersMITSUI PETROCHEMICAL IND·Filed 1993·Granted Mar 8, 1994·21 cites·13 claims
- 4669US5424104AThermoplastic resin composition and use thereofMITSUI PETROCHEMICAL IND·Filed 1994·Granted Jun 13, 1995·23 cites·4 claims
- 4769US5075396AProcess and catalyst composition for producing olefin polymersMITSUI PETROCHEMICAL IND·Filed 1989·Granted Dec 24, 1991·14 cites·15 claims
- 4867US5306754APolyamide resin composition and connectorMITSUI PETROCHEMICAL IND·Filed 1993·Granted Apr 26, 1994·22 cites·10 claims
- 4966US5569711ACycloolefin resin compositionMITSUI PETROCHEMICAL IND·Filed 1995·Granted Oct 29, 1996·19 cites·4 claims
- 5065US5763517AThermoplastic resin composition and molded product thereofMITSUI PETROCHEMICAL IND·Filed 1996·Granted Jun 9, 1998·24 cites·15 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →