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Yoshihisa Sakamoto
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing vapor grown carbon fiber
Patent number
7,524,479
Issue date
Apr 28, 2009
Showa Denko K.K.
Kazuo Muramaki
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for separating and treating exhaust gas of carbon fiber
Patent number
6,602,486
Issue date
Aug 5, 2003
Showa Denko K.K.
Yoshihisa Sakamoto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method for separating and treating exhaust gas of carbon fiber
Patent number
6,464,950
Issue date
Oct 15, 2002
Showa Denko K.K.
Toshio Morita
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Patents Applications
last 30 patents
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Patent Application
Carbon fiber, method for producing the same and apparatus therefor
Publication number
20060257309
Publication date
Nov 16, 2006
Showa Denko K.K.
Toshio Morita
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Method and apparatus for producing vapor grown carbon fiber
Publication number
20040136895
Publication date
Jul 15, 2004
Kazuo Muramaki
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Method for separating and treating exhaust gas of carbon fiber
Publication number
20030007919
Publication date
Jan 9, 2003
Showa Denko K.K.
Yoshihisa Sakamoto
B82 - NANO-TECHNOLOGY
Information
Patent Application
Carbon fiber, method for producing the same and apparatus therefor
Publication number
20010051127
Publication date
Dec 13, 2001
Showa Denko K.K.
Toshio Morita
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING