Tomihiko Kawamura

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Porous water-treating material
- Patent number 4,802,985
- Issue date Feb 7, 1989
- Mitsubishi Rayon Company Ltd.
- Shuighi Sugimori
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process of using a porous water-treating material
- Patent number 4,801,386
- Issue date Jan 31, 1989
- Mitsubishi Rayon Co., Ltd.
- Shuichi Sugimori
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sensitive resins comprising 2-alkylglycidyl methacrylate homopolyme...
- Patent number 4,407,895
- Issue date Oct 4, 1983
- Mitsubishi Rayon Co., Ltd.
- Jun Nakauchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...