Mitsutoshi Jikei

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Kawagoe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing polyarylene thioether from thiophenol
- Patent number 5,290,911
- Issue date Mar 1, 1994
- Research Institute For Production Development
- Eishun Tsuchida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing polyarylene thioether
- Patent number 5,250,657
- Issue date Oct 5, 1993
- Seisan Kaihatsu Kagaku Kenkyusho
- Eishun Tsuchida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalytic process for preparing polyarylene thioether
- Patent number 5,153,305
- Issue date Oct 6, 1992
- Research Institute For Production Development
- Eishun Tsuchida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...