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Chiba, JP
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last 30 patents
Information
Patent Grant
Antimicrobial substance and antimicrobial resin composition contain...
Patent number
5,208,016
Issue date
May 4, 1993
Sumitomo Chemical Co., Ltd.
Tadayuki Ohmae
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Conjugate fibers and nonwoven molding thereof
Patent number
5,009,951
Issue date
Apr 23, 1991
Sumitomo Chemical Co., Ltd.
Tadayuki Ohmae
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Aqueous dispersion of cationic polymer
Patent number
4,997,895
Issue date
Mar 5, 1991
Sumitomo Chemical Company, Limited
Tadayuki Ohmae
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Aqueous dispersion of cationic polymer
Patent number
4,980,238
Issue date
Dec 25, 1990
Sumitomo Chemical Company, Ltd.
Tadayuki Ohmae
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Electrically conductive plastic moldings and process for producing...
Patent number
4,957,660
Issue date
Sep 18, 1990
Sumitomo Chemical Company, Limited
Tadayuki Ohmae
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Aqueous dispersion of cationic polymer
Patent number
4,919,757
Issue date
Apr 24, 1990
Sumitomo Chemical Company, Limited
Tadayuki Ohmae
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Lead accumulator
Patent number
4,859,710
Issue date
Aug 22, 1989
Sumitomo Chemical Co., Limited
Tadayuki Ohmae
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Conjugate fibers and nonwoven molding thereof
Patent number
4,840,847
Issue date
Jun 20, 1989
Sumitomo Chemical Company, Limited
Tadayuki Ohmae
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Novel ethylene copolymer and process for producing said copolymer
Patent number
4,831,095
Issue date
May 16, 1989
Sumitomo Chemical Company, Limited
Tadayuki Ohmae
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Dyeable poly-alpha-olefin composition
Patent number
4,764,551
Issue date
Aug 16, 1988
Sumitomo Chemical Company, Limited
Tadayuki Ohmae
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...