Inventor · disambiguated record
Takeshi Ebara
Also filed as: EBARA TAKESHI
35 granted patents·4 pending applications·595 citations·filing 1988–2007
98Inventor score
Files withSUMITOMO CHEMICAL CO39
Top patents by PatentIndex Score
39 records- 0192US6337377B1Process for producing olefin polymers, olefin-polymerizing catalyst and polyproylene for biaxially oriented film produced with said catalystSUMITOMO CHEMICAL CO·Filed 2000·Granted Jan 8, 2002·38 cites·12 claims
- 0291US4900706AProcess for producing olefin polymers and catalyst used thereinSUMITOMO CHEMICAL CO·Filed 1988·Granted Feb 13, 1990·96 cites·18 claims
- 0389US4940682ASolid catalyst component for olefin polymerizationSUMITOMO CHEMICAL CO·Filed 1988·Granted Jul 10, 1990·50 cites·13 claims
- 0486US5134104ALiquid catalyst component, catalyst system containing said component and process for producing ethylene-α-olefin copolymer using said catalyst systemSUMITOMO CHEMICAL CO·Filed 1991·Granted Jul 28, 1992·49 cites·7 claims
- 0582US6639018B2Polypropylene resin composition and process for producing the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Oct 28, 2003·23 cites·6 claims
- 0681US5023223AProcess for producing highly stereospecific α-olefin polymersSUMITOMO CHEMICAL CO·Filed 1989·Granted Jun 11, 1991·32 cites·21 claims
- 0780US6127303AProcess for producing olefin polymers, olefin-polymerizing catalyst and polypropylene for biaxially oriented film produced with said catalystSUMITOMO CHEMICAL CO·Filed 1997·Granted Oct 3, 2000·35 cites·10 claims
- 0878US7323252B2Biaxially oriented multilayer polypropylene filmSUMITOMO CHEMICAL CO·Filed 2005·Granted Jan 29, 2008·4 cites·1 claims
- 0977US5608018Aα-olefin polymerization catalyst system and process for producing α-olefin catalystSUMITOMO CHEMICAL CO·Filed 1994·Granted Mar 4, 1997·35 cites·23 claims
- 1076US5470900APowder molding process using a thermoplastic elastomer powderSUMITOMO CHEMICAL CO·Filed 1994·Granted Nov 28, 1995·27 cites·11 claims
- 1176US4916099ASolid catalyst component for olefin copolymerization and process for olefin copolymerization using said solid catalyst componentSUMITOMO CHEMICAL CO·Filed 1988·Granted Apr 10, 1990·23 cites·18 claims
- 1272US6822049B2Propylene-based resin composition and film made of the sameSUMITOMO CHEMICAL CO·Filed 2003·Granted Nov 23, 2004·11 cites·14 claims
- 1371US7563847B2Polymer composition and film thereofSUMITOMO CHEMICAL CO·Filed 2007·Granted Jul 21, 2009·1 cites·6 claims
- 1471US4983561AProcess for producing solid catalyst for use in polymerization of olefinsSUMITOMO CHEMICAL CO·Filed 1989·Granted Jan 8, 1991·23 cites·36 claims
- 1568US5051484AProcess for producing granular thermoplastic elastomer and granular elastomerSUMITOMO CHEMICAL CO·Filed 1989·Granted Sep 24, 1991·25 cites·5 claims
- 1667US6835791B2Stretched polypropylene filmSUMITOMO CHEMICAL CO·Filed 2002·Granted Dec 28, 2004·6 cites·4 claims
- 1766US7276558B2Polymer composition and film thereofSUMITOMO CHEMICAL CO·Filed 2004·Granted Oct 2, 2007·6 cites·5 claims
- 1862US5449738AProcess for producing ethylene-propylene block copolymerSUMITOMO CHEMICAL CO·Filed 1992·Granted Sep 12, 1995·17 cites·7 claims
- 1962US5077250AOlefin polymerization catalyst and process for producing ethylene copolymersSUMITOMO CHEMICAL CO·Filed 1990·Granted Dec 31, 1991·12 cites·20 claims
- 2059US6818703B2Propylene-based resin composition and film made of the sameSUMITOMO CHEMICAL CO·Filed 2003·Granted Nov 16, 2004·8 cites·5 claims
- 2159US6812287B2Propylene-based resin composition and heat-shrinkable filmSUMITOMO CHEMICAL CO·Filed 2003·Granted Nov 2, 2004·4 cites·6 claims
- 2259US5473021AProcess for producing ethylene-propylene block copolymerSUMITOMO CHEMICAL CO·Filed 1994·Granted Dec 5, 1995·15 cites·20 claims
- 2359US5039766ALiquid catalyst component, catalyst system containing said component and process for producing ethylene-alpha-olefin copolymer using said catalyst systemSUMITOMO CHEMICAL CO·Filed 1989·Granted Aug 13, 1991·12 cites·8 claims
- 2457US6835770B1Process for producing polyolefin-based resin compositionSUMITOMO CHEMICAL CO·Filed 2000·Granted Dec 28, 2004·3 cites·4 claims
- 2556US6699574B2Polypropylene-based resin composition for stretched film, process for producing the same and stretched filmSUMITOMO CHEMICAL CO·Filed 2002·Granted Mar 2, 2004·3 cites·4 claims
- 2655US6479579B1Anti-blocking agent master batchSUMITOMO CHEMICAL CO·Filed 2000·Granted Nov 12, 2002·2 cites·16 claims
- 2750US2007238834A1Polypropylene compositionSUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 2846US2005187367A1Biaxially oriented polypropylene filmSUMITOMO CHEMICAL CO·Filed 2005·Application pending·0 cites
- 2945US5143880ASolid catalyst component for use in polymerization of α-olefinsSUMITOMO CHEMICAL CO·Filed 1991·Granted Sep 1, 1992·6 cites·32 claims
- 3044US2004010087A1Polypropylene resin composition and heat-shrinkable film obtained from the sameSUMITOMO CHEMICAL CO·Filed 2003·Application pending·0 cites
- 3143US7273907B2Polypropylene resin composition and filmSUMITOMO CHEMICAL CO·Filed 2003·Granted Sep 25, 2007·0 cites·6 claims
- 3242US2002198318A1Polypropylene-based resin composition, process for producing the same and stretched film containing the sameSUMITOMO CHEMICAL CO·Filed 2002·Application pending·0 cites
- 3341US5639537APolypropylene resin composition for oriented film and oriented film of the compositionSUMITOMO CHEMICAL CO·Filed 1995·Granted Jun 17, 1997·8 cites·17 claims
- 3441US5215951AProcess for producing α-olefin polymerSUMITOMO CHEMICAL CO·Filed 1991·Granted Jun 1, 1993·4 cites·18 claims
- 3537US6103841Aα-olefin polymers, α-olefin-polymerizing catalyst and process for producing α-olefin polymersSUMITOMO CHEMICAL CO·Filed 1997·Granted Aug 15, 2000·5 cites·23 claims
- 3637US5189124AProcess for producing α-olefin polymersSUMITOMO CHEMICAL CO·Filed 1991·Granted Feb 23, 1993·5 cites·12 claims
- 3735US5958574APolyolefin resin composition and oriented film therefromSUMITOMO CHEMICAL CO·Filed 1997·Granted Sep 28, 1999·5 cites·13 claims
- 3832US5258474AProcess for producing α-olefin polymerSUMITOMO CHEMICAL CO·Filed 1992·Granted Nov 2, 1993·1 cites·19 claims
- 3932US5166280AOlefin polymerization catalyst and process for producing ethylene copolymersSUMITOMO CHEMICAL CO·Filed 1991·Granted Nov 24, 1992·1 cites·4 claims
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