Chikako Kiyohara

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Narashino, JP

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Patents Grantslast 30 patents

Information Patent Grant
Expectorant comprising hydroxyalkylcysteine derivative
- Patent number 5,047,428
- Issue date Sep 10, 1991
- SS Pharmaceutical Co., Ltd.
- Yoshikuni Itoh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hydroxyalkylcysteine derivative and expectorant containing the same
- Patent number 4,906,665
- Issue date Mar 6, 1990
- SS Pharmaceutical Co., Ltd.
- Yoshikuni Itoh
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE