Kiyoshi Hirakawa

Person

Okayama, JP

People

Patents Grantslast 30 patents

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
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
Fiber of ethylene-vinyl alcohol copolymer and process for productio...
- Patent number 5,766,758
- Issue date Jun 16, 1998
- Kuraray Co., Ltd.
- Kiyoshi Hirakawa
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Disperse dye-dyeable regenerated cellulose fiber and textile produc...
- Patent number 5,753,367
- Issue date May 19, 1998
- Kuraray Co., Ltd.
- Osamu Takemura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Disperse dye-dyeable regenerated cellulose fiber and textile produc...
- Patent number 5,695,375
- Issue date Dec 9, 1997
- Kuraray Co., Ltd.
- Osamu Takemura
- 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
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
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
Information Patent Grant
Woven fabric having a velvety appearance
- Patent number 4,514,459
- Issue date Apr 30, 1985
- Kuraray Co., Ltd.
- Junyo Nakagawa
- D03 - WEAVING

Patents Applicationslast 30 patents

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

Kiyoshi Hirakawa

Person

Patents Grantslast 30 patents

Process of making hollow fibers and treating fibers

Hollow fibers and manufacturing method of hollow fibers

Fiber of ethylene-vinyl alcohol copolymer and process for productio...

Disperse dye-dyeable regenerated cellulose fiber and textile produc...

Disperse dye-dyeable regenerated cellulose fiber and textile produc...

Polyester fiber

Composite fiber containing inorganic fine powder

Vinyl alcohol units-containing polymer composite fiber having resis...

Vinyl alcohol unit-containing polymer fibers having high moisture a...

Ethylene-vinyl alcohol copolymer composite fiber and production the...

Composite fiber and process for producing the same

Antimicrobial-shaped article and a process for producing the same

Woven fabric having a velvety appearance

Patents Applicationslast 30 patents

Hollow fibers and manufacturing method of hollow fibers

Hollow fibers and manufacturing method of hollow fibers