Yoshihide Umemoto

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
2-phenylpyridine derivative and production method thereof
- Patent number 6,268,503
- Issue date Jul 31, 2001
- Sumika Fine Chemicals Co., Ltd.
- Kozo Matsui
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-phenylpyridine derivative and production method thereof
- Patent number 6,242,608
- Issue date Jun 5, 2001
- Sumika Fine Chemicals Co., Ltd.
- Kozo Matsui
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-phenylpyridine derivative and production method thereof
- Patent number 6,147,218
- Issue date Nov 14, 2000
- Sumika Fine Chemicals Co., Ltd.
- Kozo Matsui
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of 2-(p-alkylphenyl)pyridine compound
- Patent number 6,096,894
- Issue date Aug 1, 2000
- Sumika Fine Chemicals Co., Ltd.
- Kozo Matsui
- C07 - ORGANIC CHEMISTRY