Hideji Numata

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heat treating apparatuses for semiconductors and high purity silico...
- Patent number 5,179,049
- Issue date Jan 12, 1993
- Asahi Glass Company Ltd.
- Hideji Numata
- C30 - CRYSTAL GROWTH
Information Patent Grant
Fired ceramic having dense and low thermal expansion characteristics
- Patent number 4,194,917
- Issue date Mar 25, 1980
- Asahi Glass Company, Ltd.
- Hiroji Sakemi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES