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Tadashi Koyanagi
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Miyazaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Pre-oriented yarn package
Patent number
7,163,742
Issue date
Jan 16, 2007
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Polyester type conjugate fiber package
Patent number
6,982,118
Issue date
Jan 3, 2006
Asahi Kasei Fibers Corporation
Tadashi Koyanagi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Composite fiber having favorable post-treatment processibility and...
Patent number
6,949,210
Issue date
Sep 27, 2005
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Conjugate fiber and method of producing same
Patent number
6,846,560
Issue date
Jan 25, 2005
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Polyester type conjugate fiber package
Patent number
6,824,869
Issue date
Nov 30, 2004
Asahi Kasei Fibers Corporation
Tadashi Koyanagi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Drawn yarn package and production method therefor
Patent number
6,709,689
Issue date
Mar 23, 2004
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
False twisted yarn of polyester composite fiber and method for prod...
Patent number
6,689,461
Issue date
Feb 10, 2004
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Stretched yarn pirn
Patent number
6,682,815
Issue date
Jan 27, 2004
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Polyester conjugate fiber pirn and method for producing same
Patent number
6,673,443
Issue date
Jan 6, 2004
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Monofilament yarn and process for producing the same
Patent number
6,673,444
Issue date
Jan 6, 2004
Asahi Kasei Kabushiki Kaisha
Yasunori Yuuki
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Poly(trimethylene terephthalate) modified cross-section yarn
Patent number
6,620,505
Issue date
Sep 16, 2003
Asahi Kasei Kabushiki Kaisha
Takao Abe
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Poly(trimethylene terephthalate) multifilament yarn
Patent number
6,572,967
Issue date
Jun 3, 2003
Asahi Kasei Kabushiki Kaisha
Takao Abe
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Composite fiber having favorable post-treatment processibility and...
Patent number
6,555,220
Issue date
Apr 29, 2003
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Winder of synthetic yarn, cheese-like yarn package of synthetic yar...
Patent number
4,986,483
Issue date
Jan 22, 1991
Asahi Kasei Kogyo Kabushiki Kaisha
Ushio Ryu
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
Highly Crimped Conjugated Fiber Cheese Package and Process for Its...
Publication number
20080317984
Publication date
Dec 25, 2008
Akira Yamashita
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Preoriented yarn package
Publication number
20060255489
Publication date
Nov 16, 2006
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Polyester type conjugate fiber package
Publication number
20050084676
Publication date
Apr 21, 2005
Asahi Kasei Fibers Corporation
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Conjugate fiber and method of producing same
Publication number
20040048064
Publication date
Mar 11, 2004
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Composite fiber having favorable post-treatment processibility and...
Publication number
20030232194
Publication date
Dec 18, 2003
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Pre-oriented yarn package
Publication number
20030180533
Publication date
Sep 25, 2003
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Drawn yarn package and production method therefor
Publication number
20030161979
Publication date
Aug 28, 2003
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Polyester type conjugate fiber package
Publication number
20030143395
Publication date
Jul 31, 2003
Asahi Kasei Kabushiki Kaisha
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Polyester conjugate fiber pirn and method for producing same
Publication number
20030108740
Publication date
Jun 12, 2003
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Stretched yarn pirn
Publication number
20030059611
Publication date
Mar 27, 2003
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
False twisted yarn of polyester composite fiber and method for prod...
Publication number
20030052436
Publication date
Mar 20, 2003
Tadashi Koyanagi
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Monofilament yarn and process for producing the same
Publication number
20030044607
Publication date
Mar 6, 2003
Yasunori Yuuki
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING