Inventor
TAKAOKI KAZUO
US17 patents
⚠️ This page may combine multiple inventors who share the name “TAKAOKI KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
16 patentsUS6870015B2Mar 22, 2005
Catalyst component for addition polymerization, process for producing catalyst for addition polymerization and process for producing addition polymer
SUMITOMO CHEMICAL CO19 citations92
US6586356B2Jul 1, 2003
Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO24 citations92
US6528596B2Mar 4, 2003
Modified particles, catalyst for olefin polymerization, and process of producing olefin polymer
SUMITOMO CHEMICAL CO15 citations83
US7115539B2Oct 3, 2006
Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO8 citations73
US7008897B2Mar 7, 2006
Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO7 citations72
US6914108B2Jul 5, 2005
Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO4 citations62
US6852809B2Feb 8, 2005
Catalyst component for addition polymerization, catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO2 citations62
US7202316B2Apr 10, 2007
Modified particle, catalyst component for addition polymerization, catalyst for addition polymerization and process for producing addition polymer
SUMITOMO CHEMICAL CO3 citations61
US7084219B2Aug 1, 2006
Contact product, and catalyst component and catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO2 citations61
US8357765B2Jan 22, 2013
Process for producing catalyst component for addition polymerization
SUMITOMO CHEMICAL CO0 citations51
US7410925B2Aug 12, 2008
Metal compound, and catalyst component and catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO0 citations51
US7220805B2May 22, 2007
Process for producing contact product; catalyst component for addition polymerization; process for producing catalyst for addition polymerization; and process for producing addition polymer
SUMITOMO CHEMICAL CO1 citations51
US7186667B2Mar 6, 2007
Catalyst component and catalyst for addition polymerization, and process for producing addition polymer
SUMITOMO CHEMICAL CO0 citations42
US9695260B2Jul 4, 2017
Method for producing olefin block polymer using plurality of types of transition metal catalysts
SUMITOMO CHEMICAL CO0 citations41
US8383848B2Feb 26, 2013
Transition metal compound and catalyst for olefin polymerization
SUMITOMO CHEMICAL CO0 citations40
US9593194B2Mar 14, 2017
Method for producing olefin block polymer using group 4 transition metal complex
SUMITOMO CHEMICAL CO0 citations38