Tohru Matsunaga

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Erythromycin A derivatives and method for preparing same
- Patent number RE39560
- Issue date Apr 10, 2007
- Taisho Pharmaceutical Company, Ltd.
- Shigeo Morimoto
- 536 - Organic compounds
Information Patent Grant
Erythromycin a derivatives and method for preparing same
- Patent number 6,342,590
- Issue date Jan 29, 2002
- Taisho Pharmaceutical Co., Ltd.
- Shigeo Morimoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chalcone derivatives
- Patent number 5,089,654
- Issue date Feb 18, 1992
- Taisho Pharmaceutical Co., Ltd.
- Sadakazu Yokomori
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Erythromycin A derivatives
- Patent number 4,990,602
- Issue date Feb 5, 1991
- Taisho Pharmaceutical Co., Ltd.
- Shigeo Morimoto
- C07 - ORGANIC CHEMISTRY