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Kazuo Soga
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late of Ichihara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Syndiotactic styrene polymers and process for the production thereof
Patent number
7,026,406
Issue date
Apr 11, 2006
National Institute of Advanced Industrial Science and Technology
Masanao Kawabe
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing olefin living polymer
Patent number
6,787,617
Issue date
Sep 7, 2004
Japan as represented by Director General of the Agency of Industrial Science...
Kazuo Soga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Butadiene polymers and process for producing conjugated diene polymers
Patent number
6,653,430
Issue date
Nov 25, 2003
Japan as represented by Director General of the Agency of Industrial Science...
Kazuo Soga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst for producing living olefin polymer and process for produc...
Patent number
6,455,649
Issue date
Sep 24, 2002
Japan as represented by Director General of Agency of Industrial Science and...
Yoshihumi Fukui
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst for α-olefin polymerization
Patent number
6,420,500
Issue date
Jul 16, 2002
Tosoh Akzo Corporation
Kazuo Soga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst for producing polyolefin and process for producing polyolefin
Patent number
5,733,990
Issue date
Mar 31, 1998
Daicel Chemical Industries, Ltd.
Kazuo Soga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polysiloxane supported metallocene catalyst for olefin polymerization
Patent number
5,677,255
Issue date
Oct 14, 1997
Daicel Chemical Industries, Ltd.
Kazuo Soga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
CATALYST FOR ALPHA-OLEFIN POLYMERIZATION
Publication number
20020065189
Publication date
May 30, 2002
KAZUO SOGA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...