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Patent applications and USPTO patent grants for Yoon; Kee Dong.The latest application filed is for "composition for preventing or treating hepatitis c including vitidis vinferae radix extract or fraction thereof as active ingredient".
Patent | Date |
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Composition for preventing or treating hepatitis C including vitidis vinferae radix extract or fraction thereof as active ingredient Grant 10,258,662 - Lee , et al. | 2019-04-16 |
Composition For Preventing Or Treating Hepatitis C Including Vitidis Vinferae Radix Extract Or Fraction Thereof As Active Ingredient App 20160101143 - LEE; Choongho ;   et al. | 2016-04-14 |
Extract of Dioscorea opposita thunb showing neuronal cell-protecting activity for treating memory loss Grant 7,824,718 - Nam , et al. November 2, 2 | 2010-11-02 |
Composition Comprising the Extract of Dioscorea Opposita Thunb Showing Neuronal Cell-Protecting Activity for Preventing and Treating Brain Disease App 20090285910 - Nam; Sang Il ;   et al. | 2009-11-19 |
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