Takashi Kawakita

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Derivatives of benzofuran or benzodioxazole compounds
- Patent number 6,716,987
- Issue date Apr 6, 2004
- Kyowa Hakko Kogyo Co., Ltd.
- Etsuo Ohshima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Derivatives of benzofuran or benzodioxole
- Patent number 6,514,996
- Issue date Feb 4, 2003
- Kyowa Hakko Kogyo Co., Ltd.
- Etsuo Ohshima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Imidazonaphthyridine derivatives
- Patent number 5,484,924
- Issue date Jan 16, 1996
- Kyowa Hakko Kogyo Co., Ltd.
- Fumio Suzuki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensed naphthyridine derivatives
- Patent number 5,281,610
- Issue date Jan 25, 1994
- Kyowa Hakko Kogyo Co., Ltd.
- Fumio Suzuki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensed naphthyridine derivatives
- Patent number 5,192,769
- Issue date Mar 9, 1993
- Kyowa Hakko Kogyo Co., Ltd.
- Fumio Suzuki

Patents Applicationslast 30 patents

Information Patent Application
DERIVATIVES OF BENZOFURAN OR BENZODIOXOLE
- Publication number 20020128290
- Publication date Sep 12, 2002
- ETSUO OHSHIMA
- C07 - ORGANIC CHEMISTRY