Toshiharu Narita

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Otsu-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Alkali-free glass substrate
- Patent number 7,358,205
- Issue date Apr 15, 2008
- Nippon Electric Glass Co., Ltd.
- Toshiharu Narita
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Alkali-free glass and method for producing the same
- Patent number 6,933,253
- Issue date Aug 23, 2005
- Nippon Electric Glass Co., Ltd.
- Jun Naka
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of producing an alkali-free glass
- Patent number 6,546,753
- Issue date Apr 15, 2003
- Nippon Electric Glass Co. Ltd.
- Jun Naka
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Alkali-free glass and method for producing the same
- Patent number 6,508,083
- Issue date Jan 21, 2003
- Nippon Electric Glass Co., Ltd.
- Jun Naka
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Alkali-free glass and method of producing the same
- Patent number 6,468,933
- Issue date Oct 22, 2002
- Nippon Electric Glass Co., Ltd.
- Toshiharu Narita
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Alkali-free glass substrate
- Publication number 20050065014
- Publication date Mar 24, 2005
- Toshiharu Narita
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Alkali-free glass and method for producing the same
- Publication number 20030121288
- Publication date Jul 3, 2003
- NIPPON ELECTRIC GLASS CO., LTD.
- Jun Naka
- G02 - OPTICS
Information Patent Application
Method of producing an alkali-free glass
- Publication number 20020011080
- Publication date Jan 31, 2002
- NIPPON ELECTRIC GLASS CO., LTD.
- Jun Naka
- C03 - GLASS MINERAL OR SLAG WOOL