Inventor · disambiguated record
Kazuo Takaoki
Also filed as: TAKAOKI KAZUO
17 granted patents·6 pending applications·85 citations·filing 2000–2023
91Inventor score
Top patents by PatentIndex Score
23 records- 0181US6870015B2Catalyst component for addition polymerization, process for producing catalyst for addition polymerization and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2002·Granted Mar 22, 2005·19 cites·10 claims
- 0277US6528596B2Modified particles, catalyst for olefin polymerization, and process of producing olefin polymerSUMITOMO CHEMICAL CO·Filed 2000·Granted Mar 4, 2003·15 cites·16 claims
- 0375US7008897B2Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2004·Granted Mar 7, 2006·7 cites·7 claims
- 0474US7115539B2Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2004·Granted Oct 3, 2006·8 cites·17 claims
- 0569US6586356B2Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2000·Granted Jul 1, 2003·24 cites·11 claims
- 0665US7220805B2Process for producing contact product; catalyst component for addition polymerization; process for producing catalyst for addition polymerization; and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2005·Granted May 22, 2007·1 cites·4 claims
- 0765US6914108B2Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2003·Granted Jul 5, 2005·4 cites·16 claims
- 0861US2025223384A1Method for manufacturing propylene polymer materialSUMITOMO CHEMICAL CO·Filed 2023·Application pending·0 cites
- 0957US7202316B2Modified particle, catalyst component for addition polymerization, catalyst for addition polymerization and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2003·Granted Apr 10, 2007·3 cites·11 claims
- 1052US7084219B2Contact product, and catalyst component and catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2004·Granted Aug 1, 2006·2 cites·14 claims
- 1151US7410925B2Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2005·Granted Aug 12, 2008·0 cites·19 claims
- 1251US6852809B2Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2000·Granted Feb 8, 2005·2 cites·18 claims
- 1349US9695260B2Method for producing olefin block polymer using plurality of types of transition metal catalystsSUMITOMO CHEMICAL CO·Filed 2014·Granted Jul 4, 2017·0 cites·3 claims
- 1448US8357765B2Process for producing catalyst component for addition polymerizationSUMITOMO CHEMICAL CO·Filed 2011·Granted Jan 22, 2013·0 cites·10 claims
- 1542US9593194B2Method for producing olefin block polymer using group 4 transition metal complexSUMITOMO CHEMICAL CO·Filed 2014·Granted Mar 14, 2017·0 cites·17 claims
- 1642US2010280197A1Modified particle, support, catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymerTAKAOKI KAZUO·Filed 2010·Application pending·0 cites
- 1740US8288490B2Process for producing catalyst component for addition polymerizationITO KAZUYUKI·Filed 2011·Granted Oct 16, 2012·0 cites·12 claims
- 1839US8383848B2Transition metal compound and catalyst for olefin polymerizationSUMITOMO CHEMICAL CO·Filed 2011·Granted Feb 26, 2013·0 cites·10 claims
- 1937US2012264889A1Production process of olefin polymerization catalyst and olefin polymerTAKAOKI KAZUO·Filed 2010·Application pending·0 cites
- 2035US7186667B2Catalyst component and catalyst for addition polymerization, and process for producing addition polymerSUMITOMO CHEMICAL CO·Filed 2003·Granted Mar 6, 2007·0 cites·16 claims
- 2134US2003069127A1Modified particle,support, catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymerFiled 2001·Application pending·0 cites
- 2233US2011144274A1Production process of olefin polymerization catalyst and olefin polymerSUMITOMO CHEMICAL CO·Filed 2010·Application pending·0 cites
- 2332US2012316310A1ETHYLENE-alpha-OLEFIN COPOLYMERNOMURA JUMMA·Filed 2010·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kazuo Takaoki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →