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Kazuhiko Tanaka
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Okayama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cationic-dyeable polyester fiber and conjugated fiber
Patent number
9,752,258
Issue date
Sep 5, 2017
Kuraray Co., Ltd.
Hitoshi Nakatsuka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Hook-and-loop fastener made of fabric
Patent number
8,039,083
Issue date
Oct 18, 2011
Kuraray Fastening Co., Ltd.
Yukitoshi Higashinaka
A44 - HABERDASHERY JEWELLERY
Information
Patent Grant
Conductive sheath-core conjugate fiber and process for producing th...
Patent number
7,824,769
Issue date
Nov 2, 2010
Kuraray Co., Ltd.
Hitoshi Nakatsuka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Electrically conductive composite fiber and process for producing t...
Patent number
7,767,298
Issue date
Aug 3, 2010
Kuraray Co., Ltd.
Hitoshi Nakatsuka
A41 - WEARING APPAREL
Information
Patent Grant
Composite fiber
Patent number
6,811,874
Issue date
Nov 2, 2004
Kuraray Co., Ltd.
Kazuhiko Tanaka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process of making hollow fibers and treating fibers
Patent number
6,635,204
Issue date
Oct 21, 2003
Kuraray Co., Ltd.
Kazuhiko Tanaka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Thermoplastic polyvinyl alcohol fibers and method for producing them
Patent number
6,552,123
Issue date
Apr 22, 2003
Kuraray Co., Ltd.
Takashi Katayama
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Hollow fibers and manufacturing method of hollow fibers
Patent number
6,455,156
Issue date
Sep 24, 2002
Kuraray Co., Ltd.
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Electrically-conductive composite fiber
Patent number
6,413,634
Issue date
Jul 2, 2002
Kuraray Co., Ltd.
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Polyester fiber
Patent number
5,567,796
Issue date
Oct 22, 1996
Kuraray Co., Ltd.
Sigeki Nakatsukasa
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Composite fiber containing inorganic fine powder
Patent number
5,464,695
Issue date
Nov 7, 1995
Kuraray Company Limited
Masao Kawamoto
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Vinyl alcohol units-containing polymer composite fiber having resis...
Patent number
5,340,650
Issue date
Aug 23, 1994
Kuraray Company Limited
Kiyoshi Hirakawa
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Conductive composite filament and process for producing the same
Patent number
5,318,845
Issue date
Jun 7, 1994
Kuraray Co., Ltd.
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Vinyl alcohol unit-containing polymer fibers having high moisture a...
Patent number
5,304,420
Issue date
Apr 19, 1994
Kuraray Co., Ltd.
Kiyoshi Hirakawa
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Polyester fiber having durable water absorbent property
Patent number
5,178,945
Issue date
Jan 12, 1993
Kuraray Co., Ltd.
Masao Kawamoto
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Temperature-sensitive color-changeable composite fiber
Patent number
5,153,066
Issue date
Oct 6, 1992
Kuraray Co., Ltd.
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Ethylene-vinyl alcohol copolymer composite fiber and production the...
Patent number
5,087,519
Issue date
Feb 11, 1992
Kuraray Company Limited
Shinji Yamaguchi
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Composite fiber and process for producing the same
Patent number
5,059,482
Issue date
Oct 22, 1991
Kuraray Company, Ltd.
Masao Kawamoto
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Antimicrobial-shaped article and a process for producing the same
Patent number
5,047,448
Issue date
Sep 10, 1991
Kuraray Company Limited
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Patents Applications
last 30 patents
Information
Patent Application
Normal pressure dyeable polyester fiber and method for producing th...
Publication number
20160138198
Publication date
May 19, 2016
Kuraray Co., Ltd
Kazuhide OKA
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
CATIONIC-DYEABLE POLYESTER FIBER AND CONJUGATED FIBER
Publication number
20130323505
Publication date
Dec 5, 2013
KURARAY CO., LTD.
Hitoshi Nakatsuka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
NORMAL PRESSURE DYEABLE POLYESTER FIBER AND METHOD FOR PRODUCING TH...
Publication number
20120260436
Publication date
Oct 18, 2012
Kuraray Co., Ltd
Kazuhide Oka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
CONDUCTIVE SHEATH-CORE CONJUGATE FIBER AND PROCESS FOR PRODUCING TH...
Publication number
20090318049
Publication date
Dec 24, 2009
KURARAY CO., LTD.
Hitoshi Nakatsuka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
ELECTRICALLY CONDUCTIVE COMPOSITE FIBER AND PROCESS FOR PRODUCING T...
Publication number
20090117800
Publication date
May 7, 2009
Kuraray Co., Ltd
Hitoshi Nakatsuka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
CONDUCTIVE COMPOSITE FIBER AND METHOD FOR PRODUCING SAME
Publication number
20090047516
Publication date
Feb 19, 2009
Kuraray Co., Ltd
Tadayoshi Koizumi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Hook-And-Loop Fastener Made Of Fabric
Publication number
20080289157
Publication date
Nov 27, 2008
Kuraray Fastening Co., Ltd.
Yukitoshi Higashinaka
D03 - WEAVING
Information
Patent Application
Fabric and Clothes for Atopic Dermatitis Patients
Publication number
20080279905
Publication date
Nov 13, 2008
KURARAY CO., LTD.
Masao Kawamoto
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Artificial leather sheet substrate and production method thereof
Publication number
20050118394
Publication date
Jun 2, 2005
Kuraray Co., Ltd
Kazuhiko Tanaka
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Application
Composite fiber
Publication number
20040038028
Publication date
Feb 26, 2004
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Hollow fibers and manufacturing method of hollow fibers
Publication number
20020150756
Publication date
Oct 17, 2002
Kuraray Co. Ltd.
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Hollow fibers and manufacturing method of hollow fibers
Publication number
20010053646
Publication date
Dec 20, 2001
KURARAY CO., LTD.
Kazuhiko Tanaka
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING