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Atsuyuki Shimada
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Koriyama-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Mandrel for producing quartz glass and production method for optica...
Patent number
7,198,247
Issue date
Apr 3, 2007
Shin-Etsu Quartz Products Co., Ltd.
Yoshihisa Kusano
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
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Patent Application
Mandrel for producing quartz glass and production method for optica...
Publication number
20060236724
Publication date
Oct 26, 2006
Shin-Etsu Quartz Products Co., Ltd.
Yoshihisa Kusano
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Mandrel for producing quartz glass and optical fiber matrix using t...
Publication number
20040099014
Publication date
May 27, 2004
Yoshihisa Kusano
C03 - GLASS MINERAL OR SLAG WOOL