Iwao Jiki Kogyo Co., Ltd.

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Saga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fixing carrier for activated sludge in sewage or waste water treatment
- Patent number 4,814,125
- Issue date Mar 21, 1989
- Nippon Steel Corporation
- Masahiro Fujii
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Fixing carrier for activated sludge in sewage or waste water treatment
- Patent number 4,814,085
- Issue date Mar 21, 1989
- Nippon Steel Corporation
- Masahiro Fujii
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Die for molding honeycomb structures
- Patent number 4,802,840
- Issue date Feb 7, 1989
- Catalysts & Chemicals Industries Co., Ltd.
- Morio Fukuda
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Tile holding device for presetting tiles
- Patent number 4,513,941
- Issue date Apr 30, 1985
- Iwao Jiki Kogyo Kabushiki Kaisha
- Masaharu Yamaguchi
- E04 - BUILDING

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