Koue Ohkawa

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resin composition for bonding foundry sand
- Patent number 4,417,011
- Issue date Nov 22, 1983
- Mitsui Toatsu Chemicals, Inc.
- Koue Ohkawa
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of preparing resin coated foundry sand using unsaturated pol...
- Patent number 4,396,571
- Issue date Aug 2, 1983
- Nissan Motor Company, Ltd.
- Akira Oyamada
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Resin coated foundry sand using crystalline unsaturated polyester a...
- Patent number 4,366,269
- Issue date Dec 28, 1982
- Nissan Motor Co., Ltd.
- Koue Ohkawa
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Resin composition for bonding foundry sand
- Patent number 4,365,047
- Issue date Dec 21, 1982
- Mitsui Toatsu Chemicals, Inc.
- Koue Ohkawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Binder composition for foundry sand containing zinc carbonate dispe...
- Patent number 4,248,974
- Issue date Feb 3, 1981
- Nissan Motor Company, Limited
- Shin Fujii
- B22 - CASTING POWDER METALLURGY