Kazuko Shirai

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Nitrogen-containing heterocyclic compound and electroluminescent de...
- Patent number 6,440,588
- Issue date Aug 27, 2002
- Daicel Chemical Industries, Ltd.
- Masaru Matsuoka
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Nitrogen-containing heterocyclic compound
- Publication number 20030057826
- Publication date Mar 27, 2003
- Masaru Matsuoka
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Azepine compounds
- Publication number 20020091256
- Publication date Jul 11, 2002
- Masaru Matsuoka
- C07 - ORGANIC CHEMISTRY