Masaharu Doya

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Niigata, JA

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing perchloromethylbenzene
- Patent number 4,048,033
- Issue date Sep 13, 1977
- Mitsubishi Gas Chemical Company, Inc.
- Shigeo Yoshinaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing .alpha.,.alpha.,.alpha.,.alpha.',.alpha.',.al...
- Patent number 4,029,560
- Issue date Jun 14, 1977
- Mitsubishi Gas Chemical Company, Inc.
- Shigeo Yoshinaka
- C07 - ORGANIC CHEMISTRY