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Toyonaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Transparent resin compositions with near infrared absorption charac...
Patent number
6,365,654
Issue date
Apr 2, 2002
Sumitomo Dow Limited
Yukio Tomari
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transparent resin compositions containing a thiuram compound and ce...
Patent number
6,291,585
Issue date
Sep 18, 2001
Sumitomo Dow Limited
Yukio Tomari
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic resin composition excellent in color development
Patent number
4,419,491
Issue date
Dec 6, 1983
Sumitomo Naugatuck Co., Ltd.
Hajime Sakano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Elastomeric composition
Patent number
4,373,063
Issue date
Feb 8, 1983
Sumitomo Naugatuck Co. Ltd.
Hajime Sakano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Foamed urethane composite
Patent number
4,271,230
Issue date
Jun 2, 1981
Sumitomo Naugatuck Co., Ltd.
Hajime Sakano
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
Transparent resin compositions with near infrared absorption charac...
Publication number
20020019468
Publication date
Feb 14, 2002
Yukio Tomari
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...