Masataka Kawaguchi

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Patents Grantslast 30 patents

Information Patent Grant
Alkali-free glass
- Patent number 7,582,581
- Issue date Sep 1, 2009
- Nippon Electric Glass Co., Ltd.
- Masataka Kawaguchi
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Alkali-free glass
- Publication number 20060160691
- Publication date Jul 20, 2006
- Masataka Kawaguchi
- C03 - GLASS MINERAL OR SLAG WOOL