Inventor · disambiguated record
Shin-Ichi Kumamoto
Also filed as: KUMAMOTO SHIN-ICHI
18 granted patents·8 pending applications·73 citations·filing 1997–2015
92Inventor score
Top patents by PatentIndex Score
26 records- 0181US6903041B2Solid catalyst component and catalyst for olefin polymerization, and process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2001·Granted Jun 7, 2005·17 cites·16 claims
- 0279US7897705B2Process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2009·Granted Mar 1, 2011·6 cites·8 claims
- 0374US6333388B1Aluminum compound-containing solid catalyst component, catalyst for olefin polymerization and method for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2000·Granted Dec 25, 2001·10 cites·18 claims
- 0472US7879751B2Production process of olefin polymerization catalyst component, of olefin polymerization catalyst, and of olefin polymerSUMITOMO CHEMICAL CO·Filed 2008·Granted Feb 1, 2011·2 cites·7 claims
- 0571US7960486B2Process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2009·Granted Jun 14, 2011·3 cites·8 claims
- 0670US7256151B2Solid catalyst component for α-olefin polymerization, process for producing catalyst therefor, and process for producing α-olefin polymerSUMITOMO CHEMICAL CO·Filed 2005·Granted Aug 14, 2007·2 cites·5 claims
- 0768US7732540B2Process for producing olefin copolymerization catalyst and process for producing olefin copolymerSUMITOMO CHEMICAL CO·Filed 2007·Granted Jun 8, 2010·2 cites·10 claims
- 0862US7049263B2Process for producing catalyst for α-olefin polymerization and process for producing α-olefin polymerSUMITOMO CHEMICAL CO·Filed 2003·Granted May 23, 2006·4 cites·5 claims
- 0961US6858685B2Solid catalyst component for olefin polymerization, process for producing the same, process for producing catalyst for olefin polymerization, and process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2002·Granted Feb 22, 2005·4 cites·13 claims
- 1058US6680360B2Process for producing catalyst for α -olefin polymerization and process for producing α -olefin polymerSUMITOMO CHEMICAL CO·Filed 2002·Granted Jan 20, 2004·3 cites·5 claims
- 1156US10428162B2Hydrogenation catalyst and process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2015·Granted Oct 1, 2019·0 cites·7 claims
- 1256US6100213AAluminum compound-containing solid catalyst component, catalyst for olefin polymerization and method for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 1997·Granted Aug 8, 2000·17 cites·16 claims
- 1356US2010015515A1Laminated porous film and separator for nonaqueous electrolyte secondary batterySUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 1455US2010036068A1Hydrogenation catalyst and process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 1553US2009326157A1Ethylene-propylene copolymer, and polypropylene resin composition comprising the sameSUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 1652US7109142B2Solid catalyst component and catalyst for olefin polymerization, and process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2005·Granted Sep 19, 2006·0 cites·3 claims
- 1752US6521725B2Process for producing catalyst for olefin polymerization and process for producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2001·Granted Feb 18, 2003·2 cites·8 claims
- 1849US7799866B2Method for producing propylene-ethylene block copolymerSUMITOMO CHEMICAL CO·Filed 2008·Granted Sep 21, 2010·0 cites·2 claims
- 1949US6538079B2Process for producing catalyst for ethylene polymerization and process for producing ethylene polymerSUMITOMO CHEMICAL CO·Filed 2001·Granted Mar 25, 2003·1 cites·5 claims
- 2049US2011275765A1Process for producing ethylene-propylene copolymerSUMITOMO CHEMICAL CO·Filed 2011·Application pending·0 cites
- 2149US2010040953A1Porous film and separator for nonaqueous electrolyte secondary batterySUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 2248US7605215B2Process for producing olefin copolymerization catalyst and process for producing olefin copolymerSUMITOMO CHEMICAL CO·Filed 2007·Granted Oct 20, 2009·0 cites·10 claims
- 2346US2006234031A1Porous film, and production method and applications thereofSUMITOMO CHEMICAL CO·Filed 2006·Application pending·0 cites
- 2445US8859450B2Solid catalyst component for olefin polymerizationKUMAMOTO SHIN-ICHI·Filed 2010·Granted Oct 14, 2014·0 cites·4 claims
- 2541US2011165419A1ULTRAHIGH MOLECULAR WEIGHT ETHYLENE-a-OLEFIN OLEFIN COPOLYMER POWDERKUMAMOTO SHIN-ICHI·Filed 2008·Application pending·0 cites
- 2630US2001021687A1Solid catalyst component and catalyst for olefin polymerization, and method for producing olefin polymerFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →