Takashi Ushekubo

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing methacrylic acid and/or methacrylic acid ester
- Patent number 4,966,990
- Issue date Oct 30, 1990
- Mitsubishi Kasei Corporation
- Masayuki Otake
- C07 - ORGANIC CHEMISTRY