Jun Nagata

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Chita-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Quenching method and apparatus for tempering a glass sheet
- Patent number 6,370,917
- Issue date Apr 16, 2002
- Asahi Glass Company Ltd.
- Yasumasa Kato
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Tempered glass
- Patent number 6,180,237
- Issue date Jan 30, 2001
- Asahi Glass Company Ltd.
- Yasumasa Kato
- C03 - GLASS MINERAL OR SLAG WOOL