Michihisa Muramatsu

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aminonaphthacene derivatives and their production
- Patent number 4,610,986
- Issue date Sep 9, 1986
- Sumitomo Chemical Company, Limited
- Kikuo Ishizumi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel aminonaphthacene derivatives and process for preparation thereof
- Patent number 4,545,936
- Issue date Oct 8, 1985
- Sumitomo Chemical Company, Limited
- Kikuo Ishizumi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Aminonaphthacene derivatives and their use
- Patent number 4,540,695
- Issue date Sep 10, 1985
- Sumitomo Chemical Co., Ltd.
- Kikuo Ishizumi
- C07 - ORGANIC CHEMISTRY