Ryo-Nichi Co., Ltd.

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing 1,2-dichloroethane
- Patent number 4,410,747
- Issue date Oct 18, 1983
- Ryo-nichi Company Ltd.
- Tsunekazu Akiyama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Vinyl chloride -EPDM resin compositions
- Patent number 4,021,508
- Issue date May 3, 1977
- Ryo-Nichi Co., Ltd.
- Kakusaburo Nakanishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing vinyl chloride graft copolymers
- Patent number 3,978,162
- Issue date Aug 31, 1976
- Ryo-Nichi Co., Ltd.
- Kakusaburo Nakanishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

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