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Kenji Manabe
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Niihama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resin composition and molded article thereof
Patent number
7,226,970
Issue date
Jun 5, 2007
Sumitomo Chemical Company, Limited
Tomohiro Maekawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing a methyl methacrylate-based resin article
Patent number
6,713,004
Issue date
Mar 30, 2004
Sumitomo Chemical Company, Limited
Tomohiro Maekawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Resin molded article for optical product and light transmitting pla...
Patent number
6,605,682
Issue date
Aug 12, 2003
Sumitomo Chemical Company, Limited
Ikuo Morisada
G01 - MEASURING TESTING
Information
Patent Grant
Methyl methacrylate resin composition and molded article thereof
Patent number
6,433,044
Issue date
Aug 13, 2002
Sumitomo Chemical Company, Limited
Tomohiro Maekawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic oligomer and process for preparing the same
Patent number
5,446,124
Issue date
Aug 29, 1995
Sumitomo Chemical Company, Limited
Masahiro Niwano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thermoplastic graft copolymer and process for preparing the same
Patent number
5,376,730
Issue date
Dec 27, 1994
Sumitomo Chemical Company, Limited
Masahiro Niwano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic elastomer composition
Patent number
5,292,810
Issue date
Mar 8, 1994
Sumitomo Chemical Company, Limited
Kenji Manabe
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical device
Patent number
5,135,791
Issue date
Aug 4, 1992
Sumitomo Chemical Company, Limited
Shozaburo Imai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Magneto optical disk substrate comprising an aromatic vinyl monomer...
Patent number
4,845,142
Issue date
Jul 4, 1989
Sumitomo Chemical Company, Limited
Masahiro Niwano
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Resin composition and molded article thereof
Publication number
20040192854
Publication date
Sep 30, 2004
Sumitomo Chemical Company, Limited
Tomohiro Maekawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resin plate
Publication number
20040191550
Publication date
Sep 30, 2004
Sumitomo Chemical Company, Limited
Tomohiro Maekawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Methyl methacrylate resin composition and molded article thereof
Publication number
20020032285
Publication date
Mar 14, 2002
Sumitomo Chemical Company, Limited
Tomohiro Maekawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Resin molded article for optical product and light transmitting pla...
Publication number
20020004572
Publication date
Jan 10, 2002
Ikuo Morisada
G01 - MEASURING TESTING
Information
Patent Application
Process for producing a methyl methacrylate-based resin article
Publication number
20010045682
Publication date
Nov 29, 2001
Tomohiro Maekawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Cylinder discrimination device and cylinder discrimination method o...
Publication number
20010019267
Publication date
Sep 6, 2001
Hirokazu Shimizu
G01 - MEASURING TESTING