Masahiko Kinugawa

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Sakai-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing indolocarbazole derivatives
- Patent number 5,585,488
- Issue date Dec 17, 1996
- Kyowa Hakko Kogyo Co., Ltd.
- Masahiko Kinugawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Indole 3-carboxylic acid derivatives
- Patent number 5,344,938
- Issue date Sep 6, 1994
- Kyowa Hakko Kogyo Co., Ltd.
- Masaji Kasai
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Processes for producing pyrazoloacridone derivative and synthetic i...
- Publication number 20060217554
- Publication date Sep 28, 2006
- KYOWA HAKKO KOGYO CO., LTD
- Nobuaki Tsubakihara
- C07 - ORGANIC CHEMISTRY