Fumio Kamei

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Glass having low solar radiation and ultraviolet ray transmittance
- Patent number 5,897,956
- Issue date Apr 27, 1999
- Asahi Glass Company Ltd.
- Takashi Kijima
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Glass having low solar radiation and ultraviolet ray transmittance
- Patent number 5,723,390
- Issue date Mar 3, 1998
- Asahi Glass Company Ltd.
- Takashi Kijima
- C03 - GLASS MINERAL OR SLAG WOOL