Eigo Tanuma

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ceramic filter and method of filtrating molten metal using the same
- Patent number 6,203,593
- Issue date Mar 20, 2001
- Bridgestone Corporation
- Eigo Tanuma
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
High-temperature ceramic filter
- Patent number 5,676,833
- Issue date Oct 14, 1997
- Bridgestone Corporation
- Fumio Odaka
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Porous ceramic structure
- Patent number 4,740,406
- Issue date Apr 26, 1988
- Bridgestone Corporation
- Tsuneaki Narumiya
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES