Yuzuru Ogata

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Tokushima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Halogenation process for preparing 2-(oxoazetidinyl)-3-chloromethyl...
- Patent number 4,789,740
- Issue date Dec 6, 1988
- Otsuka Kagaku Yakuhin Kabushiki Kaisha
- Sigeru Torii
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for separating cyclic phosphazene oligomers
- Patent number 4,272,382
- Issue date Jun 9, 1981
- Otsuka Chemical Co. Ltd.
- Yuzuru Ogata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing crystalline phosphonitrilic chloride oligomers
- Patent number 4,256,715
- Issue date Mar 17, 1981
- Otsuka Chemical Co., Ltd.
- Tsukuru Kinoshita
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for preparing crystalline phosphonitrilic chloride oligomers
- Patent number 4,248,845
- Issue date Feb 3, 1981
- Otsuka Chemical Co., Ltd.
- Tsukuru Kinoshita
- C01 - INORGANIC CHEMISTRY