Kazuo Takahashi

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Amimachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ester derivatives of quinolopyran-4-one-2-carboxylic acids and anti...
- Patent number 4,298,610
- Issue date Nov 3, 1981
- Mitsubishi Yuka Pharmaceutical Co., Ltd.
- Yasuhiro Morinaka
- B44 - DECORATIVE ARTS
Information Patent Grant
Pyrimido[5,6-b]quinoxaline-4-(3H)-one-2-carboxylic acid compounds
- Patent number 4,128,646
- Issue date Dec 5, 1978
- Mitsubishi Yuka Pharmaceutical Co., Ltd.
- Yasuhiro Morinaka
- C07 - ORGANIC CHEMISTRY