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Fumikazu Yoshida
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Shiga, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Process for producing polyester, polyester produced using said proc...
Patent number
7,868,126
Issue date
Jan 11, 2011
Toyo Boseki Kabushiki Kaisha
Katsuhiko Kageyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymerization catalyst for polyester, polyester produced with the...
Patent number
7,132,383
Issue date
Nov 7, 2006
Toyo Boseki Kabushiki Kaisha
Takahiro Nakajima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of making electrically conductive fibers
Patent number
5,248,468
Issue date
Sep 28, 1993
Toyo Boseki Kabushiki Kaisha
Hideyuki Mitamura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Electrically conductive fibers, apparatus and method for the produc...
Patent number
5,173,366
Issue date
Dec 22, 1992
Toyo Boseki Kabushiki Kaisha
Hideyuki Mitamura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for preparing antistatic fiber
Patent number
4,940,560
Issue date
Jul 10, 1990
Toyo Boseki Kabushiki Kaisha
Tatsuhiko Shizuki
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Antistatic fiber containing polyoxyalkylene glycol
Patent number
4,600,743
Issue date
Jul 15, 1986
Toyo Boseki Kabushiki Kaisha
Tatsuhiko Shizuki
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Patents Applications
last 30 patents
Information
Patent Application
Process for Producing Polyester, Polyester Produced Using Said Proc...
Publication number
20080249280
Publication date
Oct 9, 2008
TOYO BOSEKI KABUSHIKI KAISHA
Katsuhiko Kageyama
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Polyester polymerization catalyst, polyester produced therewith and...
Publication number
20070106055
Publication date
May 10, 2007
Katsuhiko Kageyama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymerization catalyst for polyester, polyester produced with the...
Publication number
20040058805
Publication date
Mar 25, 2004
Takahiro Nakajima
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING