Inventor
INAGAKI KATSUNARI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “INAGAKI KATSUNARI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
16 patentsUS5780168AJul 14, 1998
Polypropylene composition for laminated and oriented film and laminated and oriented film thereof
SUMITOMO CHEMICAL CO27 citations90
US6541592B1Apr 1, 2003
Thermoplastic elastomer composition and ethylene-α-olefin copolymer
SUMITOMO CHEMICAL CO13 citations83
US8367765B2Feb 5, 2013
Conjugated diene-based polymer, conjugated diene-based polymer composition, and process for producing conjugated diene-based polymer
SUMITOMO CHEMICAL CO6 citations72
US6765065B2Jul 20, 2004
Process for producing modified polymer rubber
SUMITOMO CHEMICAL CO11 citations72
US5245007ASep 14, 1993
Method for purifying ethylene-α-olefin copolymer
SUMITOMO CHEMICAL CO9 citations72
US6106938AAug 22, 2000
Polypropylene composition and laminated and oriented film therefrom
SUMITOMO CHEMICAL CO15 citations71
US5539050AJul 23, 1996
Polyphenylene ether thermoplastic resin composition
SUMITOMO CHEMICAL CO11 citations70
US7625981B2Dec 1, 2009
Process for producing modified polymer rubber
SUMITOMO CHEMICAL CO3 citations61
US7339005B2Mar 4, 2008
Process for producing modified diene polymer rubber
SUMITOMO CHEMICAL CO4 citations61
US6818710B2Nov 16, 2004
Process for producing modified polymer rubber
SUMITOMO CHEMICAL CO6 citations61
US6800689B2Oct 5, 2004
Process for producing polymer rubber and oil extended polymer rubber
SUMITOMO CHEMICAL CO4 citations61
US6469106B2Oct 22, 2002
Process for producing modified diene polymer rubber
SUMITOMO CHEMICAL CO4 citations61
US11046791B2Jun 29, 2021
Method for producing modified conjugated diene polymer and method for producing polymer composition
SUMITOMO CHEMICAL CO1 citations56
US6806321B2Oct 19, 2004
Process for producing modified polymer rubber
SUMITOMO CHEMICAL CO1 citations51
US9315608B2Apr 19, 2016
Conjugated diene polymer rubber, and conjugated diene polymer rubber composition
SUMITOMO CHEMICAL CO1 citations50
US7262258B2Aug 28, 2007
Process for producing copolymer
SUMITOMO CHEMICAL CO1 citations50
ITO MANA
5 patentsUS8334339B2Dec 18, 2012
Conjugated diene-based polymer, conjugated diene-based polymer composition, and process for producing conjugated diene-based polymer
ITO MANA7 citations82
US8877832B2Nov 4, 2014
Process for producing conjugated diene-based polymer, conjugated diene-based polymer, and conjugated diene-based polymer composition
ITO MANA5 citations71
US8815977B2Aug 26, 2014
Process for producing conjugated diene-based polymer, conjugated diene-based polymer, and conjugated diene-based polymer composition
ITO MANA3 citations60
US8299179B2Oct 30, 2012
Conjugated diene-based polymer, conjugated diene-based polymer composition, and process for producing conjugated diene-based polymer
ITO MANA4 citations60
US8497334B2Jul 30, 2013
Conjugated diene polymer, conjugated diene polymer composition, and method for producing conjugated diene polymer
ITO MANA0 citations50