Yukio Yonetani

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Certain 3,4-dihydro 4-oxospiro [2H-1 benzopyrans] useful for treati...
- Patent number 5,268,386
- Issue date Dec 7, 1993
- Shionogi & Co., Ltd.
- Hiroshi Harada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfamoyl-2-benzofurancarboxylic acid derivative
- Patent number 4,918,206
- Issue date Apr 17, 1990
- Shionogi & Co., Ltd.
- Hiroshi Harada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,3-dihydrobenzofuran-5-sulfonamide derivatives useful as antihyper...
- Patent number 4,659,709
- Issue date Apr 21, 1987
- Shionogi & Co.
- Hiroshi Harada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,4-benzodioxine and 1,4-benzodioxine derivatives and production th...
- Patent number 4,595,767
- Issue date Jun 17, 1986
- Shionogi & Co., Ltd.
- Hiroshi Itazaki
- C07 - ORGANIC CHEMISTRY