Motohiko Hamaguchi

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Yokkaichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Intermediates for producing 5,7-dichloro-4-hydroxyquinoline
- Patent number 5,731,440
- Issue date Mar 24, 1998
- Ishihara Sangyo Kaisha Ltd.
- Hiroshi Yoshizawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for halogenating an aromatic compound
- Patent number 5,491,239
- Issue date Feb 13, 1996
- Ishihara Sangyo Kaisha Ltd.
- Rikuo Nasu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 3,5-difluoraniline
- Patent number 5,399,767
- Issue date Mar 21, 1995
- Ishihara Sangyo Kaisha Ltd.
- Rikuo Nasu
- C07 - ORGANIC CHEMISTRY