Koji Matsuo

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Nakakubiki-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing synthetic quartz glass
- Patent number 7,159,418
- Issue date Jan 9, 2007
- Shin-Etsu Chemical Co, Ltd.
- Koji Matsuo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of producing fluorine-containing synthetic quartz glass
- Patent number 6,990,836
- Issue date Jan 31, 2006
- Shin-Etsu Chemical Co., Ltd.
- Shigeru Maida
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Synthetic quartz glass and production process
- Patent number 6,705,115
- Issue date Mar 16, 2004
- Shin-Etsu Chemical Co., Ltd.
- Koji Matsuo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Synthetic quartz glass manufacturing process
- Patent number 6,339,940
- Issue date Jan 22, 2002
- Shin-Etsu Chemical Co., Ltd.
- Motoyuki Yamada
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Synthetic quartz glass article and process of production
- Publication number 20020046580
- Publication date Apr 25, 2002
- Shin-Etsu Chemical Co., Ltd.
- Koji Matsuo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Synthetic qurtz glass and method of production
- Publication number 20020038557
- Publication date Apr 4, 2002
- Shin-Etsu Chemical Co., Ltd.
- Koji Matsuo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Synthetic quartz glass and production process
- Publication number 20010018834
- Publication date Sep 6, 2001
- Koji Matsuo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Fluorine-containing synthetic quartz glass and method of production
- Publication number 20010017042
- Publication date Aug 30, 2001
- Shigeru Maida
- C03 - GLASS MINERAL OR SLAG WOOL