Akio Nakaishi

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Iwakuni, JP

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Patents Grantslast 30 patents

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Sheetlike wholly aromatic polyamide shaped article and a method for...
- Patent number 5,393,872
- Issue date Feb 28, 1995
- Teijin Limited
- Takanori Shinoki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Crystalline wholly aromatic polyester, process for its production,...
- Patent number 5,216,109
- Issue date Jun 1, 1993
- Teijin Limited
- Hiroo Inata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Shaped silion carbide-eased ceramic article
- Patent number 5,091,271
- Issue date Feb 25, 1992
- Teijin Limited
- Toru Sawaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for producing a shaped silicon carbide-based ceramic article
- Patent number 4,897,229
- Issue date Jan 30, 1990
- Teijin Limited
- Toru Sawaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES