Yoshihiko Nagaoka

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Niihama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for production of unsaturated aldehyde and unsaturated carb...
- Patent number 5,602,280
- Issue date Feb 11, 1997
- Sumitomo Chemical Company, Limited
- Koichi Nagai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing nitrobenzenes
- Patent number 5,030,776
- Issue date Jul 9, 1991
- Sumitomo Chemical Co., Ltd.
- Hiroshi Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing nitrobenzenes
- Patent number 5,004,846
- Issue date Apr 2, 1991
- Sumitomo Chemical Company, Ltd.
- Hiroshi Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of methacrolein
- Patent number 4,306,088
- Issue date Dec 15, 1981
- Sumitomo Chemical Company, Limited
- Shuzo Nakamura
- C07 - ORGANIC CHEMISTRY